Home / 60,726.40-91,042.20-38,535.64

Finding the Fourth Proportional to 60,726.40, 91,042.20 and 38,535.64

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Solution

The fourth proportional to 60,726.40, 91,042.20 and 38,535.64 is: 57,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,726.40 : 91,042.20 = 38,535.64 : x
  2. Step 2: Convert to fraction form
    60,726.40/91,042.20 = 38,535.64/x
  3. Step 3: Cross multiply
    60,726.40x = 91,042.20 × 38,535.64
  4. Step 4: Simplify right side
    60,726.40x = 3,508,369,444.01
  5. Step 5: Solve for x
    x = 3,508,369,444.01/60,726.40
  6. Step 6: Final answer
    x = 57,773.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.