Home / 80,873.10-121,324.23-27,562.14

Finding the Fourth Proportional to 80,873.10, 121,324.23 and 27,562.14

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Solution

The fourth proportional to 80,873.10, 121,324.23 and 27,562.14 is: 41,348.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,873.10 : 121,324.23 = 27,562.14 : x
  2. Step 2: Convert to fraction form
    80,873.10/121,324.23 = 27,562.14/x
  3. Step 3: Cross multiply
    80,873.10x = 121,324.23 × 27,562.14
  4. Step 4: Simplify right side
    80,873.10x = 3,343,955,412.65
  5. Step 5: Solve for x
    x = 3,343,955,412.65/80,873.10
  6. Step 6: Final answer
    x = 41,348.18

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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.