Home / 134,760.30-202,140.45-92,769.90

Finding the Fourth Proportional to 134,760.30, 202,140.45 and 92,769.90

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Solution

The fourth proportional to 134,760.30, 202,140.45 and 92,769.90 is: 139,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,760.30 : 202,140.45 = 92,769.90 : x
  2. Step 2: Convert to fraction form
    134,760.30/202,140.45 = 92,769.90/x
  3. Step 3: Cross multiply
    134,760.30x = 202,140.45 × 92,769.90
  4. Step 4: Simplify right side
    134,760.30x = 18,752,549,332.46
  5. Step 5: Solve for x
    x = 18,752,549,332.46/134,760.30
  6. Step 6: Final answer
    x = 139,154.85

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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.