Home / 75,837.60-113,770.98-29,086.92

Finding the Fourth Proportional to 75,837.60, 113,770.98 and 29,086.92

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Solution

The fourth proportional to 75,837.60, 113,770.98 and 29,086.92 is: 43,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,837.60 : 113,770.98 = 29,086.92 : x
  2. Step 2: Convert to fraction form
    75,837.60/113,770.98 = 29,086.92/x
  3. Step 3: Cross multiply
    75,837.60x = 113,770.98 × 29,086.92
  4. Step 4: Simplify right side
    75,837.60x = 3,309,247,393.58
  5. Step 5: Solve for x
    x = 3,309,247,393.58/75,837.60
  6. Step 6: Final answer
    x = 43,635.97

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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.