Home / 178,331.46-267,532.15-66,012.54

Finding the Fourth Proportional to 178,331.46, 267,532.15 and 66,012.54

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Solution

The fourth proportional to 178,331.46, 267,532.15 and 66,012.54 is: 99,031.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,331.46 : 267,532.15 = 66,012.54 : x
  2. Step 2: Convert to fraction form
    178,331.46/267,532.15 = 66,012.54/x
  3. Step 3: Cross multiply
    178,331.46x = 267,532.15 × 66,012.54
  4. Step 4: Simplify right side
    178,331.46x = 17,660,476,753.16
  5. Step 5: Solve for x
    x = 17,660,476,753.16/178,331.46
  6. Step 6: Final answer
    x = 99,031.75

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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.