Home / 82,224.66-123,261.38-29,621.28

Finding the Fourth Proportional to 82,224.66, 123,261.38 and 29,621.28

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Solution

The fourth proportional to 82,224.66, 123,261.38 and 29,621.28 is: 44,404.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,224.66 : 123,261.38 = 29,621.28 : x
  2. Step 2: Convert to fraction form
    82,224.66/123,261.38 = 29,621.28/x
  3. Step 3: Cross multiply
    82,224.66x = 123,261.38 × 29,621.28
  4. Step 4: Simplify right side
    82,224.66x = 3,651,159,850.17
  5. Step 5: Solve for x
    x = 3,651,159,850.17/82,224.66
  6. Step 6: Final answer
    x = 44,404.68

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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.