Home / 82,849.26-124,292.34-30,258.66

Finding the Fourth Proportional to 82,849.26, 124,292.34 and 30,258.66

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Solution

The fourth proportional to 82,849.26, 124,292.34 and 30,258.66 is: 45,394.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,849.26 : 124,292.34 = 30,258.66 : x
  2. Step 2: Convert to fraction form
    82,849.26/124,292.34 = 30,258.66/x
  3. Step 3: Cross multiply
    82,849.26x = 124,292.34 × 30,258.66
  4. Step 4: Simplify right side
    82,849.26x = 3,760,919,656.66
  5. Step 5: Solve for x
    x = 3,760,919,656.66/82,849.26
  6. Step 6: Final answer
    x = 45,394.73

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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.