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Finding the Fourth Proportional to 215,441.98, 323,198.00 and 63,654.46

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Solution

The fourth proportional to 215,441.98, 323,198.00 and 63,654.46 is: 95,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,441.98 : 323,198.00 = 63,654.46 : x
  2. Step 2: Convert to fraction form
    215,441.98/323,198.00 = 63,654.46/x
  3. Step 3: Cross multiply
    215,441.98x = 323,198.00 × 63,654.46
  4. Step 4: Simplify right side
    215,441.98x = 20,572,993,275.52
  5. Step 5: Solve for x
    x = 20,572,993,275.52/215,441.98
  6. Step 6: Final answer
    x = 95,492.04

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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.