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Finding the Fourth Proportional to 178,476.24, 267,188.32 and 156,332.88

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Solution

The fourth proportional to 178,476.24, 267,188.32 and 156,332.88 is: 234,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,476.24 : 267,188.32 = 156,332.88 : x
  2. Step 2: Convert to fraction form
    178,476.24/267,188.32 = 156,332.88/x
  3. Step 3: Cross multiply
    178,476.24x = 267,188.32 × 156,332.88
  4. Step 4: Simplify right side
    178,476.24x = 41,770,319,567.96
  5. Step 5: Solve for x
    x = 41,770,319,567.96/178,476.24
  6. Step 6: Final answer
    x = 234,038.55

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1.5x scale

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.