Home / 45,130-66,153

Finding the Third Proportional to 45,130 and 66,153

Calculator

Solution

The third proportional to 45,130 and 66,153 is: 96,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,130 : 66,153 = 66,153 : x
  2. Step 2: Convert to fraction form
    45,130/66,153 = 66,153/x
  3. Step 3: Cross multiply
    45,130x = 66,153 × 66,153
  4. Step 4: Simplify right side
    45,130x = 4,376,219,409
  5. Step 5: Solve for x
    x = 4,376,219,409/45,130
  6. Step 6: Final answer
    x = 96,969.19

Related Problems

Find third proportional to 22,565 and 33,076.50
Half scale
Find third proportional to 90,260 and 132,306
Double scale
Find third proportional to 45,132 and 66,156
Similar ratio
Find third proportional to 67,695 and 99,229.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.