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Finding the Fourth Proportional to 48,689.73, 73,066.50 and 17,098.97

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Solution

The fourth proportional to 48,689.73, 73,066.50 and 17,098.97 is: 25,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,689.73 : 73,066.50 = 17,098.97 : x
  2. Step 2: Convert to fraction form
    48,689.73/73,066.50 = 17,098.97/x
  3. Step 3: Cross multiply
    48,689.73x = 73,066.50 × 17,098.97
  4. Step 4: Simplify right side
    48,689.73x = 1,249,361,526.17
  5. Step 5: Solve for x
    x = 1,249,361,526.17/48,689.73
  6. Step 6: Final answer
    x = 25,659.65

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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.