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Finding the Fourth Proportional to 169,846.17, 254,770.19 and 51,517.64

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Solution

The fourth proportional to 169,846.17, 254,770.19 and 51,517.64 is: 77,276.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,846.17 : 254,770.19 = 51,517.64 : x
  2. Step 2: Convert to fraction form
    169,846.17/254,770.19 = 51,517.64/x
  3. Step 3: Cross multiply
    169,846.17x = 254,770.19 × 51,517.64
  4. Step 4: Simplify right side
    169,846.17x = 13,125,157,399.71
  5. Step 5: Solve for x
    x = 13,125,157,399.71/169,846.17
  6. Step 6: Final answer
    x = 77,276.73

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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.