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Finding the Fourth Proportional to 95,689.52, 143,555.03 and 29,127.92

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Solution

The fourth proportional to 95,689.52, 143,555.03 and 29,127.92 is: 43,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,689.52 : 143,555.03 = 29,127.92 : x
  2. Step 2: Convert to fraction form
    95,689.52/143,555.03 = 29,127.92/x
  3. Step 3: Cross multiply
    95,689.52x = 143,555.03 × 29,127.92
  4. Step 4: Simplify right side
    95,689.52x = 4,181,458,784.48
  5. Step 5: Solve for x
    x = 4,181,458,784.48/95,689.52
  6. Step 6: Final answer
    x = 43,698.19

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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.