Home / 82,126.87-113,335.10-44,401.12

Finding the Fourth Proportional to 82,126.87, 113,335.10 and 44,401.12

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Solution

The fourth proportional to 82,126.87, 113,335.10 and 44,401.12 is: 61,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,126.87 : 113,335.10 = 44,401.12 : x
  2. Step 2: Convert to fraction form
    82,126.87/113,335.10 = 44,401.12/x
  3. Step 3: Cross multiply
    82,126.87x = 113,335.10 × 44,401.12
  4. Step 4: Simplify right side
    82,126.87x = 5,032,205,375.31
  5. Step 5: Solve for x
    x = 5,032,205,375.31/82,126.87
  6. Step 6: Final answer
    x = 61,273.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.