Home / 148,738.78-216,877.50

Finding the Third Proportional to 148,738.78 and 216,877.50

Calculator

Solution

The third proportional to 148,738.78 and 216,877.50 is: 316,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,738.78 : 216,877.50 = 216,877.50 : x
  2. Step 2: Convert to fraction form
    148,738.78/216,877.50 = 216,877.50/x
  3. Step 3: Cross multiply
    148,738.78x = 216,877.50 × 216,877.50
  4. Step 4: Simplify right side
    148,738.78x = 47,035,850,006.25
  5. Step 5: Solve for x
    x = 47,035,850,006.25/148,738.78
  6. Step 6: Final answer
    x = 316,231.25

Related Problems

Find third proportional to 74,369.39 and 108,438.75
Half scale
Find third proportional to 297,477.56 and 433,755
Double scale
Find third proportional to 148,741 and 216,880
Similar ratio
Find third proportional to 223,108.17 and 325,316.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.