Home / 57,535.45-86,311.68-29,471.38

Finding the Fourth Proportional to 57,535.45, 86,311.68 and 29,471.38

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Solution

The fourth proportional to 57,535.45, 86,311.68 and 29,471.38 is: 44,211.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,535.45 : 86,311.68 = 29,471.38 : x
  2. Step 2: Convert to fraction form
    57,535.45/86,311.68 = 29,471.38/x
  3. Step 3: Cross multiply
    57,535.45x = 86,311.68 × 29,471.38
  4. Step 4: Simplify right side
    57,535.45x = 2,543,724,319.72
  5. Step 5: Solve for x
    x = 2,543,724,319.72/57,535.45
  6. Step 6: Final answer
    x = 44,211.43

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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.