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Finding the Fourth Proportional to 175,073.70, 262,610.55 and 156,046.80

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Solution

The fourth proportional to 175,073.70, 262,610.55 and 156,046.80 is: 234,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,073.70 : 262,610.55 = 156,046.80 : x
  2. Step 2: Convert to fraction form
    175,073.70/262,610.55 = 156,046.80/x
  3. Step 3: Cross multiply
    175,073.70x = 262,610.55 × 156,046.80
  4. Step 4: Simplify right side
    175,073.70x = 40,979,535,973.74
  5. Step 5: Solve for x
    x = 40,979,535,973.74/175,073.70
  6. Step 6: Final answer
    x = 234,070.20

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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.