Home / 132,849.56-199,310.80-66,209.24

Finding the Fourth Proportional to 132,849.56, 199,310.80 and 66,209.24

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Solution

The fourth proportional to 132,849.56, 199,310.80 and 66,209.24 is: 99,332.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,849.56 : 199,310.80 = 66,209.24 : x
  2. Step 2: Convert to fraction form
    132,849.56/199,310.80 = 66,209.24/x
  3. Step 3: Cross multiply
    132,849.56x = 199,310.80 × 66,209.24
  4. Step 4: Simplify right side
    132,849.56x = 13,196,216,591.79
  5. Step 5: Solve for x
    x = 13,196,216,591.79/132,849.56
  6. Step 6: Final answer
    x = 99,332.03

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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.