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Finding the Fourth Proportional to 110,514.67, 165,773.16 and 88,468.20

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Solution

The fourth proportional to 110,514.67, 165,773.16 and 88,468.20 is: 132,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,514.67 : 165,773.16 = 88,468.20 : x
  2. Step 2: Convert to fraction form
    110,514.67/165,773.16 = 88,468.20/x
  3. Step 3: Cross multiply
    110,514.67x = 165,773.16 × 88,468.20
  4. Step 4: Simplify right side
    110,514.67x = 14,665,653,073.51
  5. Step 5: Solve for x
    x = 14,665,653,073.51/110,514.67
  6. Step 6: Final answer
    x = 132,703.22

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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.