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Finding the Fourth Proportional to 225,464.52, 338,248.62 and 67,695.96

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Solution

The fourth proportional to 225,464.52, 338,248.62 and 67,695.96 is: 101,559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,464.52 : 338,248.62 = 67,695.96 : x
  2. Step 2: Convert to fraction form
    225,464.52/338,248.62 = 67,695.96/x
  3. Step 3: Cross multiply
    225,464.52x = 338,248.62 × 67,695.96
  4. Step 4: Simplify right side
    225,464.52x = 22,898,065,049.58
  5. Step 5: Solve for x
    x = 22,898,065,049.58/225,464.52
  6. Step 6: Final answer
    x = 101,559.51

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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.