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Finding the Fourth Proportional to 62,751.21, 86,596.97 and 34,456.88

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Solution

The fourth proportional to 62,751.21, 86,596.97 and 34,456.88 is: 47,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,751.21 : 86,596.97 = 34,456.88 : x
  2. Step 2: Convert to fraction form
    62,751.21/86,596.97 = 34,456.88/x
  3. Step 3: Cross multiply
    62,751.21x = 86,596.97 × 34,456.88
  4. Step 4: Simplify right side
    62,751.21x = 2,983,860,798.38
  5. Step 5: Solve for x
    x = 2,983,860,798.38/62,751.21
  6. Step 6: Final answer
    x = 47,550.65

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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.