Home / 94,018.38-129,660.39-62,218.86

Finding the Fourth Proportional to 94,018.38, 129,660.39 and 62,218.86

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Solution

The fourth proportional to 94,018.38, 129,660.39 and 62,218.86 is: 85,805.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,018.38 : 129,660.39 = 62,218.86 : x
  2. Step 2: Convert to fraction form
    94,018.38/129,660.39 = 62,218.86/x
  3. Step 3: Cross multiply
    94,018.38x = 129,660.39 × 62,218.86
  4. Step 4: Simplify right side
    94,018.38x = 8,067,321,652.96
  5. Step 5: Solve for x
    x = 8,067,321,652.96/94,018.38
  6. Step 6: Final answer
    x = 85,805.79

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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.