Home / 98,651.76-147,979-32,092.23

Finding the Fourth Proportional to 98,651.76, 147,979 and 32,092.23

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Solution

The fourth proportional to 98,651.76, 147,979 and 32,092.23 is: 48,138.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,651.76 : 147,979 = 32,092.23 : x
  2. Step 2: Convert to fraction form
    98,651.76/147,979 = 32,092.23/x
  3. Step 3: Cross multiply
    98,651.76x = 147,979 × 32,092.23
  4. Step 4: Simplify right side
    98,651.76x = 4,748,976,103.17
  5. Step 5: Solve for x
    x = 4,748,976,103.17/98,651.76
  6. Step 6: Final answer
    x = 48,138.79

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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.