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Finding the Fourth Proportional to 133,841.13, 200,762.79 and 43,882.53

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Solution

The fourth proportional to 133,841.13, 200,762.79 and 43,882.53 is: 65,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,841.13 : 200,762.79 = 43,882.53 : x
  2. Step 2: Convert to fraction form
    133,841.13/200,762.79 = 43,882.53/x
  3. Step 3: Cross multiply
    133,841.13x = 200,762.79 × 43,882.53
  4. Step 4: Simplify right side
    133,841.13x = 8,809,979,155.06
  5. Step 5: Solve for x
    x = 8,809,979,155.06/133,841.13
  6. Step 6: Final answer
    x = 65,824.15

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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.