Home / 98,452.26-147,662.19-31,939.92

Finding the Fourth Proportional to 98,452.26, 147,662.19 and 31,939.92

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Solution

The fourth proportional to 98,452.26, 147,662.19 and 31,939.92 is: 47,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,452.26 : 147,662.19 = 31,939.92 : x
  2. Step 2: Convert to fraction form
    98,452.26/147,662.19 = 31,939.92/x
  3. Step 3: Cross multiply
    98,452.26x = 147,662.19 × 31,939.92
  4. Step 4: Simplify right side
    98,452.26x = 4,716,318,535.62
  5. Step 5: Solve for x
    x = 4,716,318,535.62/98,452.26
  6. Step 6: Final answer
    x = 47,904.62

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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.