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Finding the Fourth Proportional to 48,549.48, 72,832.53 and 22,256.48

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Solution

The fourth proportional to 48,549.48, 72,832.53 and 22,256.48 is: 33,388.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,549.48 : 72,832.53 = 22,256.48 : x
  2. Step 2: Convert to fraction form
    48,549.48/72,832.53 = 22,256.48/x
  3. Step 3: Cross multiply
    48,549.48x = 72,832.53 × 22,256.48
  4. Step 4: Simplify right side
    48,549.48x = 1,620,995,383.13
  5. Step 5: Solve for x
    x = 1,620,995,383.13/48,549.48
  6. Step 6: Final answer
    x = 33,388.52

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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.