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Finding the Fourth Proportional to 54,595.32, 81,740.91 and 27,883.47

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Solution

The fourth proportional to 54,595.32, 81,740.91 and 27,883.47 is: 41,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,595.32 : 81,740.91 = 27,883.47 : x
  2. Step 2: Convert to fraction form
    54,595.32/81,740.91 = 27,883.47/x
  3. Step 3: Cross multiply
    54,595.32x = 81,740.91 × 27,883.47
  4. Step 4: Simplify right side
    54,595.32x = 2,279,220,211.76
  5. Step 5: Solve for x
    x = 2,279,220,211.76/54,595.32
  6. Step 6: Final answer
    x = 41,747.54

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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.