Home / 77,474.32-116,183.56-29,432.48

Finding the Fourth Proportional to 77,474.32, 116,183.56 and 29,432.48

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Solution

The fourth proportional to 77,474.32, 116,183.56 and 29,432.48 is: 44,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,474.32 : 116,183.56 = 29,432.48 : x
  2. Step 2: Convert to fraction form
    77,474.32/116,183.56 = 29,432.48/x
  3. Step 3: Cross multiply
    77,474.32x = 116,183.56 × 29,432.48
  4. Step 4: Simplify right side
    77,474.32x = 3,419,570,306.03
  5. Step 5: Solve for x
    x = 3,419,570,306.03/77,474.32
  6. Step 6: Final answer
    x = 44,138.11

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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.