Home / 133,021.88-199,534.68-44,275.72

Finding the Fourth Proportional to 133,021.88, 199,534.68 and 44,275.72

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Solution

The fourth proportional to 133,021.88, 199,534.68 and 44,275.72 is: 66,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,021.88 : 199,534.68 = 44,275.72 : x
  2. Step 2: Convert to fraction form
    133,021.88/199,534.68 = 44,275.72/x
  3. Step 3: Cross multiply
    133,021.88x = 199,534.68 × 44,275.72
  4. Step 4: Simplify right side
    133,021.88x = 8,834,541,621.97
  5. Step 5: Solve for x
    x = 8,834,541,621.97/133,021.88
  6. Step 6: Final answer
    x = 66,414.20

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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.