Home / 83,370.31-125,068.55-27,197.46

Finding the Fourth Proportional to 83,370.31, 125,068.55 and 27,197.46

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Solution

The fourth proportional to 83,370.31, 125,068.55 and 27,197.46 is: 40,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,370.31 : 125,068.55 = 27,197.46 : x
  2. Step 2: Convert to fraction form
    83,370.31/125,068.55 = 27,197.46/x
  3. Step 3: Cross multiply
    83,370.31x = 125,068.55 × 27,197.46
  4. Step 4: Simplify right side
    83,370.31x = 3,401,546,124.55
  5. Step 5: Solve for x
    x = 3,401,546,124.55/83,370.31
  6. Step 6: Final answer
    x = 40,800.45

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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.