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Finding the Fourth Proportional to 63,601.80, 95,321.10 and 35,521.80

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Solution

The fourth proportional to 63,601.80, 95,321.10 and 35,521.80 is: 53,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,601.80 : 95,321.10 = 35,521.80 : x
  2. Step 2: Convert to fraction form
    63,601.80/95,321.10 = 35,521.80/x
  3. Step 3: Cross multiply
    63,601.80x = 95,321.10 × 35,521.80
  4. Step 4: Simplify right side
    63,601.80x = 3,385,977,049.98
  5. Step 5: Solve for x
    x = 3,385,977,049.98/63,601.80
  6. Step 6: Final answer
    x = 53,237.13

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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.