Home / 57,456.46-86,238.02-29,396.61

Finding the Fourth Proportional to 57,456.46, 86,238.02 and 29,396.61

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Solution

The fourth proportional to 57,456.46, 86,238.02 and 29,396.61 is: 44,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,456.46 : 86,238.02 = 29,396.61 : x
  2. Step 2: Convert to fraction form
    57,456.46/86,238.02 = 29,396.61/x
  3. Step 3: Cross multiply
    57,456.46x = 86,238.02 × 29,396.61
  4. Step 4: Simplify right side
    57,456.46x = 2,535,105,441.11
  5. Step 5: Solve for x
    x = 2,535,105,441.11/57,456.46
  6. Step 6: Final answer
    x = 44,122.20

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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.