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Finding the Fourth Proportional to 169,080.13, 253,730.94 and 63,899.11

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Solution

The fourth proportional to 169,080.13, 253,730.94 and 63,899.11 is: 95,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,080.13 : 253,730.94 = 63,899.11 : x
  2. Step 2: Convert to fraction form
    169,080.13/253,730.94 = 63,899.11/x
  3. Step 3: Cross multiply
    169,080.13x = 253,730.94 × 63,899.11
  4. Step 4: Simplify right side
    169,080.13x = 16,213,181,245.46
  5. Step 5: Solve for x
    x = 16,213,181,245.46/169,080.13
  6. Step 6: Final answer
    x = 95,890.52

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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.