Home / 74,154-153,213

Finding the Third Proportional to 74,154 and 153,213

Calculator

Solution

The third proportional to 74,154 and 153,213 is: 316,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,154 : 153,213 = 153,213 : x
  2. Step 2: Convert to fraction form
    74,154/153,213 = 153,213/x
  3. Step 3: Cross multiply
    74,154x = 153,213 × 153,213
  4. Step 4: Simplify right side
    74,154x = 23,474,223,369
  5. Step 5: Solve for x
    x = 23,474,223,369/74,154
  6. Step 6: Final answer
    x = 316,560.45

Related Problems

Find third proportional to 37,077 and 76,606.50
Half scale
Find third proportional to 148,308 and 306,426
Double scale
Find third proportional to 74,156 and 153,217
Similar ratio
Find third proportional to 111,231 and 229,819.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.