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Finding the Fourth Proportional to 133,619.76, 200,452.68 and 44,881.80

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Solution

The fourth proportional to 133,619.76, 200,452.68 and 44,881.80 is: 67,330.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,619.76 : 200,452.68 = 44,881.80 : x
  2. Step 2: Convert to fraction form
    133,619.76/200,452.68 = 44,881.80/x
  3. Step 3: Cross multiply
    133,619.76x = 200,452.68 × 44,881.80
  4. Step 4: Simplify right side
    133,619.76x = 8,996,677,093.22
  5. Step 5: Solve for x
    x = 8,996,677,093.22/133,619.76
  6. Step 6: Final answer
    x = 67,330.44

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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.