Home / 134,387.08-185,454.20-73,957.70

Finding the Fourth Proportional to 134,387.08, 185,454.20 and 73,957.70

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Solution

The fourth proportional to 134,387.08, 185,454.20 and 73,957.70 is: 102,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,387.08 : 185,454.20 = 73,957.70 : x
  2. Step 2: Convert to fraction form
    134,387.08/185,454.20 = 73,957.70/x
  3. Step 3: Cross multiply
    134,387.08x = 185,454.20 × 73,957.70
  4. Step 4: Simplify right side
    134,387.08x = 13,715,766,087.34
  5. Step 5: Solve for x
    x = 13,715,766,087.34/134,387.08
  6. Step 6: Final answer
    x = 102,061.64

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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.