Home / 185,119.92-255,470.18-113,539.41

Finding the Fourth Proportional to 185,119.92, 255,470.18 and 113,539.41

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Solution

The fourth proportional to 185,119.92, 255,470.18 and 113,539.41 is: 156,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,119.92 : 255,470.18 = 113,539.41 : x
  2. Step 2: Convert to fraction form
    185,119.92/255,470.18 = 113,539.41/x
  3. Step 3: Cross multiply
    185,119.92x = 255,470.18 × 113,539.41
  4. Step 4: Simplify right side
    185,119.92x = 29,005,932,942.10
  5. Step 5: Solve for x
    x = 29,005,932,942.10/185,119.92
  6. Step 6: Final answer
    x = 156,687.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.