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Finding the Fourth Proportional to 175,542.70, 262,546.05 and 156,957.10

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Solution

The fourth proportional to 175,542.70, 262,546.05 and 156,957.10 is: 234,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,542.70 : 262,546.05 = 156,957.10 : x
  2. Step 2: Convert to fraction form
    175,542.70/262,546.05 = 156,957.10/x
  3. Step 3: Cross multiply
    175,542.70x = 262,546.05 × 156,957.10
  4. Step 4: Simplify right side
    175,542.70x = 41,208,466,624.46
  5. Step 5: Solve for x
    x = 41,208,466,624.46/175,542.70
  6. Step 6: Final answer
    x = 234,748.96

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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.