Home / 57,165.19-85,800.42-29,105.30

Finding the Fourth Proportional to 57,165.19, 85,800.42 and 29,105.30

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Solution

The fourth proportional to 57,165.19, 85,800.42 and 29,105.30 is: 43,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,165.19 : 85,800.42 = 29,105.30 : x
  2. Step 2: Convert to fraction form
    57,165.19/85,800.42 = 29,105.30/x
  3. Step 3: Cross multiply
    57,165.19x = 85,800.42 × 29,105.30
  4. Step 4: Simplify right side
    57,165.19x = 2,497,247,178.73
  5. Step 5: Solve for x
    x = 2,497,247,178.73/57,165.19
  6. Step 6: Final answer
    x = 43,684.75

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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.