Home / 55,132.53-76,082.49-29,982.03

Finding the Fourth Proportional to 55,132.53, 76,082.49 and 29,982.03

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Solution

The fourth proportional to 55,132.53, 76,082.49 and 29,982.03 is: 41,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,132.53 : 76,082.49 = 29,982.03 : x
  2. Step 2: Convert to fraction form
    55,132.53/76,082.49 = 29,982.03/x
  3. Step 3: Cross multiply
    55,132.53x = 76,082.49 × 29,982.03
  4. Step 4: Simplify right side
    55,132.53x = 2,281,107,497.65
  5. Step 5: Solve for x
    x = 2,281,107,497.65/55,132.53
  6. Step 6: Final answer
    x = 41,374.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.