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Finding the Fourth Proportional to 57,314.76, 86,062.02 and 48,545.04

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Solution

The fourth proportional to 57,314.76, 86,062.02 and 48,545.04 is: 72,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,314.76 : 86,062.02 = 48,545.04 : x
  2. Step 2: Convert to fraction form
    57,314.76/86,062.02 = 48,545.04/x
  3. Step 3: Cross multiply
    57,314.76x = 86,062.02 × 48,545.04
  4. Step 4: Simplify right side
    57,314.76x = 4,177,884,203.38
  5. Step 5: Solve for x
    x = 4,177,884,203.38/57,314.76
  6. Step 6: Final answer
    x = 72,893.69

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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.