Home / 332,023.20-498,034.80-82,705.20

Finding the Fourth Proportional to 332,023.20, 498,034.80 and 82,705.20

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Solution

The fourth proportional to 332,023.20, 498,034.80 and 82,705.20 is: 124,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,023.20 : 498,034.80 = 82,705.20 : x
  2. Step 2: Convert to fraction form
    332,023.20/498,034.80 = 82,705.20/x
  3. Step 3: Cross multiply
    332,023.20x = 498,034.80 × 82,705.20
  4. Step 4: Simplify right side
    332,023.20x = 41,190,067,740.96
  5. Step 5: Solve for x
    x = 41,190,067,740.96/332,023.20
  6. Step 6: Final answer
    x = 124,057.80

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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.