Home / 66,773.01-92,151.20-38,480.52

Finding the Fourth Proportional to 66,773.01, 92,151.20 and 38,480.52

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Solution

The fourth proportional to 66,773.01, 92,151.20 and 38,480.52 is: 53,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,773.01 : 92,151.20 = 38,480.52 : x
  2. Step 2: Convert to fraction form
    66,773.01/92,151.20 = 38,480.52/x
  3. Step 3: Cross multiply
    66,773.01x = 92,151.20 × 38,480.52
  4. Step 4: Simplify right side
    66,773.01x = 3,546,025,902.22
  5. Step 5: Solve for x
    x = 3,546,025,902.22/66,773.01
  6. Step 6: Final answer
    x = 53,105.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.