Home / 75,711.29-113,459.83-41,992.25

Finding the Fourth Proportional to 75,711.29, 113,459.83 and 41,992.25

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Solution

The fourth proportional to 75,711.29, 113,459.83 and 41,992.25 is: 62,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,711.29 : 113,459.83 = 41,992.25 : x
  2. Step 2: Convert to fraction form
    75,711.29/113,459.83 = 41,992.25/x
  3. Step 3: Cross multiply
    75,711.29x = 113,459.83 × 41,992.25
  4. Step 4: Simplify right side
    75,711.29x = 4,764,432,874.04
  5. Step 5: Solve for x
    x = 4,764,432,874.04/75,711.29
  6. Step 6: Final answer
    x = 62,928.97

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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.