Home / 134,882.20-202,323.30-71,896.60

Finding the Fourth Proportional to 134,882.20, 202,323.30 and 71,896.60

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Solution

The fourth proportional to 134,882.20, 202,323.30 and 71,896.60 is: 107,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,882.20 : 202,323.30 = 71,896.60 : x
  2. Step 2: Convert to fraction form
    134,882.20/202,323.30 = 71,896.60/x
  3. Step 3: Cross multiply
    134,882.20x = 202,323.30 × 71,896.60
  4. Step 4: Simplify right side
    134,882.20x = 14,546,357,370.78
  5. Step 5: Solve for x
    x = 14,546,357,370.78/134,882.20
  6. Step 6: Final answer
    x = 107,844.90

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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.