Home / 75,949.92-113,753.70-44,312.67

Finding the Fourth Proportional to 75,949.92, 113,753.70 and 44,312.67

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Solution

The fourth proportional to 75,949.92, 113,753.70 and 44,312.67 is: 66,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,949.92 : 113,753.70 = 44,312.67 : x
  2. Step 2: Convert to fraction form
    75,949.92/113,753.70 = 44,312.67/x
  3. Step 3: Cross multiply
    75,949.92x = 113,753.70 × 44,312.67
  4. Step 4: Simplify right side
    75,949.92x = 5,040,730,169.38
  5. Step 5: Solve for x
    x = 5,040,730,169.38/75,949.92
  6. Step 6: Final answer
    x = 66,369.13

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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.