Home / 185,502.40-278,248.96-101,344.32

Finding the Fourth Proportional to 185,502.40, 278,248.96 and 101,344.32

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Solution

The fourth proportional to 185,502.40, 278,248.96 and 101,344.32 is: 152,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,502.40 : 278,248.96 = 101,344.32 : x
  2. Step 2: Convert to fraction form
    185,502.40/278,248.96 = 101,344.32/x
  3. Step 3: Cross multiply
    185,502.40x = 278,248.96 × 101,344.32
  4. Step 4: Simplify right side
    185,502.40x = 28,198,951,641.91
  5. Step 5: Solve for x
    x = 28,198,951,641.91/185,502.40
  6. Step 6: Final answer
    x = 152,013.95

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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.