Home / 178,474.13-267,625.07-103,613.12

Finding the Fourth Proportional to 178,474.13, 267,625.07 and 103,613.12

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Solution

The fourth proportional to 178,474.13, 267,625.07 and 103,613.12 is: 155,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,474.13 : 267,625.07 = 103,613.12 : x
  2. Step 2: Convert to fraction form
    178,474.13/267,625.07 = 103,613.12/x
  3. Step 3: Cross multiply
    178,474.13x = 267,625.07 × 103,613.12
  4. Step 4: Simplify right side
    178,474.13x = 27,729,468,492.92
  5. Step 5: Solve for x
    x = 27,729,468,492.92/178,474.13
  6. Step 6: Final answer
    x = 155,369.68

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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.