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Finding the Fourth Proportional to 169,165.76, 253,589.68 and 56,767.14

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Solution

The fourth proportional to 169,165.76, 253,589.68 and 56,767.14 is: 85,097.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,165.76 : 253,589.68 = 56,767.14 : x
  2. Step 2: Convert to fraction form
    169,165.76/253,589.68 = 56,767.14/x
  3. Step 3: Cross multiply
    169,165.76x = 253,589.68 × 56,767.14
  4. Step 4: Simplify right side
    169,165.76x = 14,395,560,725.20
  5. Step 5: Solve for x
    x = 14,395,560,725.20/169,165.76
  6. Step 6: Final answer
    x = 85,097.37

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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.