Home / 82,684.68-124,031.12-23,529.06

Finding the Fourth Proportional to 82,684.68, 124,031.12 and 23,529.06

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Solution

The fourth proportional to 82,684.68, 124,031.12 and 23,529.06 is: 35,294.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,684.68 : 124,031.12 = 23,529.06 : x
  2. Step 2: Convert to fraction form
    82,684.68/124,031.12 = 23,529.06/x
  3. Step 3: Cross multiply
    82,684.68x = 124,031.12 × 23,529.06
  4. Step 4: Simplify right side
    82,684.68x = 2,918,335,546.70
  5. Step 5: Solve for x
    x = 2,918,335,546.70/82,684.68
  6. Step 6: Final answer
    x = 35,294.76

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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.