Home / 180,772.20-271,135.14-47,662.92

Finding the Fourth Proportional to 180,772.20, 271,135.14 and 47,662.92

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Solution

The fourth proportional to 180,772.20, 271,135.14 and 47,662.92 is: 71,488.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,772.20 : 271,135.14 = 47,662.92 : x
  2. Step 2: Convert to fraction form
    180,772.20/271,135.14 = 47,662.92/x
  3. Step 3: Cross multiply
    180,772.20x = 271,135.14 × 47,662.92
  4. Step 4: Simplify right side
    180,772.20x = 12,923,092,487.01
  5. Step 5: Solve for x
    x = 12,923,092,487.01/180,772.20
  6. Step 6: Final answer
    x = 71,488.27

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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.