Home / 139,589.20-209,376.87-44,824.02

Finding the Fourth Proportional to 139,589.20, 209,376.87 and 44,824.02

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Solution

The fourth proportional to 139,589.20, 209,376.87 and 44,824.02 is: 67,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,589.20 : 209,376.87 = 44,824.02 : x
  2. Step 2: Convert to fraction form
    139,589.20/209,376.87 = 44,824.02/x
  3. Step 3: Cross multiply
    139,589.20x = 209,376.87 × 44,824.02
  4. Step 4: Simplify right side
    139,589.20x = 9,385,113,008.42
  5. Step 5: Solve for x
    x = 9,385,113,008.42/139,589.20
  6. Step 6: Final answer
    x = 67,233.80

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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.