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Finding the Fourth Proportional to 133,339.95, 200,020.56 and 44,593.92

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Solution

The fourth proportional to 133,339.95, 200,020.56 and 44,593.92 is: 66,894.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,339.95 : 200,020.56 = 44,593.92 : x
  2. Step 2: Convert to fraction form
    133,339.95/200,020.56 = 44,593.92/x
  3. Step 3: Cross multiply
    133,339.95x = 200,020.56 × 44,593.92
  4. Step 4: Simplify right side
    133,339.95x = 8,919,700,851.00
  5. Step 5: Solve for x
    x = 8,919,700,851.00/133,339.95
  6. Step 6: Final answer
    x = 66,894.44

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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.