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Finding the Fourth Proportional to 48,891.96, 73,335.48 and 26,748.56

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Solution

The fourth proportional to 48,891.96, 73,335.48 and 26,748.56 is: 40,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,891.96 : 73,335.48 = 26,748.56 : x
  2. Step 2: Convert to fraction form
    48,891.96/73,335.48 = 26,748.56/x
  3. Step 3: Cross multiply
    48,891.96x = 73,335.48 × 26,748.56
  4. Step 4: Simplify right side
    48,891.96x = 1,961,618,486.91
  5. Step 5: Solve for x
    x = 1,961,618,486.91/48,891.96
  6. Step 6: Final answer
    x = 40,121.49

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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.