Home / 82,254.52-123,381.51-32,299.66

Finding the Fourth Proportional to 82,254.52, 123,381.51 and 32,299.66

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Solution

The fourth proportional to 82,254.52, 123,381.51 and 32,299.66 is: 48,449.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,254.52 : 123,381.51 = 32,299.66 : x
  2. Step 2: Convert to fraction form
    82,254.52/123,381.51 = 32,299.66/x
  3. Step 3: Cross multiply
    82,254.52x = 123,381.51 × 32,299.66
  4. Step 4: Simplify right side
    82,254.52x = 3,985,180,823.29
  5. Step 5: Solve for x
    x = 3,985,180,823.29/82,254.52
  6. Step 6: Final answer
    x = 48,449.38

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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.