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Finding the Fourth Proportional to 57,092.81, 85,737.23 and 35,035.70

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Solution

The fourth proportional to 57,092.81, 85,737.23 and 35,035.70 is: 52,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,092.81 : 85,737.23 = 35,035.70 : x
  2. Step 2: Convert to fraction form
    57,092.81/85,737.23 = 35,035.70/x
  3. Step 3: Cross multiply
    57,092.81x = 85,737.23 × 35,035.70
  4. Step 4: Simplify right side
    57,092.81x = 3,003,863,693.93
  5. Step 5: Solve for x
    x = 3,003,863,693.93/57,092.81
  6. Step 6: Final answer
    x = 52,613.70

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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.