Home / 92,947.99-139,343.61-40,317.85

Finding the Fourth Proportional to 92,947.99, 139,343.61 and 40,317.85

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Solution

The fourth proportional to 92,947.99, 139,343.61 and 40,317.85 is: 60,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,947.99 : 139,343.61 = 40,317.85 : x
  2. Step 2: Convert to fraction form
    92,947.99/139,343.61 = 40,317.85/x
  3. Step 3: Cross multiply
    92,947.99x = 139,343.61 × 40,317.85
  4. Step 4: Simplify right side
    92,947.99x = 5,618,034,766.44
  5. Step 5: Solve for x
    x = 5,618,034,766.44/92,947.99
  6. Step 6: Final answer
    x = 60,442.78

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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.