Home / 43,859.52-66,031.92-30,098.88

Finding the Fourth Proportional to 43,859.52, 66,031.92 and 30,098.88

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Solution

The fourth proportional to 43,859.52, 66,031.92 and 30,098.88 is: 45,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,859.52 : 66,031.92 = 30,098.88 : x
  2. Step 2: Convert to fraction form
    43,859.52/66,031.92 = 30,098.88/x
  3. Step 3: Cross multiply
    43,859.52x = 66,031.92 × 30,098.88
  4. Step 4: Simplify right side
    43,859.52x = 1,987,486,836.25
  5. Step 5: Solve for x
    x = 1,987,486,836.25/43,859.52
  6. Step 6: Final answer
    x = 45,314.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.