Home / 178,464.46-267,170.72-156,321.08

Finding the Fourth Proportional to 178,464.46, 267,170.72 and 156,321.08

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Solution

The fourth proportional to 178,464.46, 267,170.72 and 156,321.08 is: 234,020.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,464.46 : 267,170.72 = 156,321.08 : x
  2. Step 2: Convert to fraction form
    178,464.46/267,170.72 = 156,321.08/x
  3. Step 3: Cross multiply
    178,464.46x = 267,170.72 × 156,321.08
  4. Step 4: Simplify right side
    178,464.46x = 41,764,415,494.78
  5. Step 5: Solve for x
    x = 41,764,415,494.78/178,464.46
  6. Step 6: Final answer
    x = 234,020.91

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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.