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Finding the Fourth Proportional to 222,798.80, 334,198.20 and 134,225.30

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Solution

The fourth proportional to 222,798.80, 334,198.20 and 134,225.30 is: 201,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,798.80 : 334,198.20 = 134,225.30 : x
  2. Step 2: Convert to fraction form
    222,798.80/334,198.20 = 134,225.30/x
  3. Step 3: Cross multiply
    222,798.80x = 334,198.20 × 134,225.30
  4. Step 4: Simplify right side
    222,798.80x = 44,857,853,654.46
  5. Step 5: Solve for x
    x = 44,857,853,654.46/222,798.80
  6. Step 6: Final answer
    x = 201,337.95

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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.