Home / 48,456.20-72,705.90-22,147.40

Finding the Fourth Proportional to 48,456.20, 72,705.90 and 22,147.40

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Solution

The fourth proportional to 48,456.20, 72,705.90 and 22,147.40 is: 33,230.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,456.20 : 72,705.90 = 22,147.40 : x
  2. Step 2: Convert to fraction form
    48,456.20/72,705.90 = 22,147.40/x
  3. Step 3: Cross multiply
    48,456.20x = 72,705.90 × 22,147.40
  4. Step 4: Simplify right side
    48,456.20x = 1,610,246,649.66
  5. Step 5: Solve for x
    x = 1,610,246,649.66/48,456.20
  6. Step 6: Final answer
    x = 33,230.97

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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.