Home / 48,989.20-73,481.16-28,737.22

Finding the Fourth Proportional to 48,989.20, 73,481.16 and 28,737.22

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Solution

The fourth proportional to 48,989.20, 73,481.16 and 28,737.22 is: 43,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,989.20 : 73,481.16 = 28,737.22 : x
  2. Step 2: Convert to fraction form
    48,989.20/73,481.16 = 28,737.22/x
  3. Step 3: Cross multiply
    48,989.20x = 73,481.16 × 28,737.22
  4. Step 4: Simplify right side
    48,989.20x = 2,111,644,260.78
  5. Step 5: Solve for x
    x = 2,111,644,260.78/48,989.20
  6. Step 6: Final answer
    x = 43,104.28

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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.