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Finding the Fourth Proportional to 150,964.40, 226,446.60 and 134,634.80

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Solution

The fourth proportional to 150,964.40, 226,446.60 and 134,634.80 is: 201,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,964.40 : 226,446.60 = 134,634.80 : x
  2. Step 2: Convert to fraction form
    150,964.40/226,446.60 = 134,634.80/x
  3. Step 3: Cross multiply
    150,964.40x = 226,446.60 × 134,634.80
  4. Step 4: Simplify right side
    150,964.40x = 30,487,592,701.68
  5. Step 5: Solve for x
    x = 30,487,592,701.68/150,964.40
  6. Step 6: Final answer
    x = 201,952.20

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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.