Home / 82,832.22-124,250.36-30,241.76

Finding the Fourth Proportional to 82,832.22, 124,250.36 and 30,241.76

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Solution

The fourth proportional to 82,832.22, 124,250.36 and 30,241.76 is: 45,363.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,832.22 : 124,250.36 = 30,241.76 : x
  2. Step 2: Convert to fraction form
    82,832.22/124,250.36 = 30,241.76/x
  3. Step 3: Cross multiply
    82,832.22x = 124,250.36 × 30,241.76
  4. Step 4: Simplify right side
    82,832.22x = 3,757,548,794.57
  5. Step 5: Solve for x
    x = 3,757,548,794.57/82,832.22
  6. Step 6: Final answer
    x = 45,363.37

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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.