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Finding the Fourth Proportional to 48,753.90, 73,143.17 and 22,477.10

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Solution

The fourth proportional to 48,753.90, 73,143.17 and 22,477.10 is: 33,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,753.90 : 73,143.17 = 22,477.10 : x
  2. Step 2: Convert to fraction form
    48,753.90/73,143.17 = 22,477.10/x
  3. Step 3: Cross multiply
    48,753.90x = 73,143.17 × 22,477.10
  4. Step 4: Simplify right side
    48,753.90x = 1,644,045,868.31
  5. Step 5: Solve for x
    x = 1,644,045,868.31/48,753.90
  6. Step 6: Final answer
    x = 33,721.32

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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.