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Finding the Fourth Proportional to 225,175.50, 337,763.58 and 56,695.86

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Solution

The fourth proportional to 225,175.50, 337,763.58 and 56,695.86 is: 85,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,175.50 : 337,763.58 = 56,695.86 : x
  2. Step 2: Convert to fraction form
    225,175.50/337,763.58 = 56,695.86/x
  3. Step 3: Cross multiply
    225,175.50x = 337,763.58 × 56,695.86
  4. Step 4: Simplify right side
    225,175.50x = 19,149,796,644.78
  5. Step 5: Solve for x
    x = 19,149,796,644.78/225,175.50
  6. Step 6: Final answer
    x = 85,043.87

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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.