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Finding the Fourth Proportional to 110,251.68, 165,187.32 and 60,367.68

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Solution

The fourth proportional to 110,251.68, 165,187.32 and 60,367.68 is: 90,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,251.68 : 165,187.32 = 60,367.68 : x
  2. Step 2: Convert to fraction form
    110,251.68/165,187.32 = 60,367.68/x
  3. Step 3: Cross multiply
    110,251.68x = 165,187.32 × 60,367.68
  4. Step 4: Simplify right side
    110,251.68x = 9,971,975,273.82
  5. Step 5: Solve for x
    x = 9,971,975,273.82/110,251.68
  6. Step 6: Final answer
    x = 90,447.38

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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.