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Finding the Fourth Proportional to 176,600.90, 264,512.55 and 156,901.70

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Solution

The fourth proportional to 176,600.90, 264,512.55 and 156,901.70 is: 235,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,600.90 : 264,512.55 = 156,901.70 : x
  2. Step 2: Convert to fraction form
    176,600.90/264,512.55 = 156,901.70/x
  3. Step 3: Cross multiply
    176,600.90x = 264,512.55 × 156,901.70
  4. Step 4: Simplify right side
    176,600.90x = 41,502,468,766.34
  5. Step 5: Solve for x
    x = 41,502,468,766.34/176,600.90
  6. Step 6: Final answer
    x = 235,007.12

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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.