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Finding the Fourth Proportional to 159,185.73, 238,727.11 and 52,545.73

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Solution

The fourth proportional to 159,185.73, 238,727.11 and 52,545.73 is: 78,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,185.73 : 238,727.11 = 52,545.73 : x
  2. Step 2: Convert to fraction form
    159,185.73/238,727.11 = 52,545.73/x
  3. Step 3: Cross multiply
    159,185.73x = 238,727.11 × 52,545.73
  4. Step 4: Simplify right side
    159,185.73x = 12,544,090,265.74
  5. Step 5: Solve for x
    x = 12,544,090,265.74/159,185.73
  6. Step 6: Final answer
    x = 78,801.60

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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.