Home / 57,299.46-85,834.10-29,218.38

Finding the Fourth Proportional to 57,299.46, 85,834.10 and 29,218.38

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Solution

The fourth proportional to 57,299.46, 85,834.10 and 29,218.38 is: 43,768.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,299.46 : 85,834.10 = 29,218.38 : x
  2. Step 2: Convert to fraction form
    57,299.46/85,834.10 = 29,218.38/x
  3. Step 3: Cross multiply
    57,299.46x = 85,834.10 × 29,218.38
  4. Step 4: Simplify right side
    57,299.46x = 2,507,933,350.76
  5. Step 5: Solve for x
    x = 2,507,933,350.76/57,299.46
  6. Step 6: Final answer
    x = 43,768.88

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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.