Home / 80,964.60-121,470.70-41,549.24

Finding the Fourth Proportional to 80,964.60, 121,470.70 and 41,549.24

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Solution

The fourth proportional to 80,964.60, 121,470.70 and 41,549.24 is: 62,336.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,964.60 : 121,470.70 = 41,549.24 : x
  2. Step 2: Convert to fraction form
    80,964.60/121,470.70 = 41,549.24/x
  3. Step 3: Cross multiply
    80,964.60x = 121,470.70 × 41,549.24
  4. Step 4: Simplify right side
    80,964.60x = 5,047,015,267.27
  5. Step 5: Solve for x
    x = 5,047,015,267.27/80,964.60
  6. Step 6: Final answer
    x = 62,336.07

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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.