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Finding the Fourth Proportional to 59,781.75, 82,497.10 and 32,556.79

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Solution

The fourth proportional to 59,781.75, 82,497.10 and 32,556.79 is: 44,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,781.75 : 82,497.10 = 32,556.79 : x
  2. Step 2: Convert to fraction form
    59,781.75/82,497.10 = 32,556.79/x
  3. Step 3: Cross multiply
    59,781.75x = 82,497.10 × 32,556.79
  4. Step 4: Simplify right side
    59,781.75x = 2,685,840,379.04
  5. Step 5: Solve for x
    x = 2,685,840,379.04/59,781.75
  6. Step 6: Final answer
    x = 44,927.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.