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Finding the Fourth Proportional to 169,175.88, 253,793.10 and 56,867.08

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Solution

The fourth proportional to 169,175.88, 253,793.10 and 56,867.08 is: 85,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,175.88 : 253,793.10 = 56,867.08 : x
  2. Step 2: Convert to fraction form
    169,175.88/253,793.10 = 56,867.08/x
  3. Step 3: Cross multiply
    169,175.88x = 253,793.10 × 56,867.08
  4. Step 4: Simplify right side
    169,175.88x = 14,432,472,521.15
  5. Step 5: Solve for x
    x = 14,432,472,521.15/169,175.88
  6. Step 6: Final answer
    x = 85,310.46

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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.