Home / 89,936.43-124,112.48-49,650.22

Finding the Fourth Proportional to 89,936.43, 124,112.48 and 49,650.22

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Solution

The fourth proportional to 89,936.43, 124,112.48 and 49,650.22 is: 68,517.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,936.43 : 124,112.48 = 49,650.22 : x
  2. Step 2: Convert to fraction form
    89,936.43/124,112.48 = 49,650.22/x
  3. Step 3: Cross multiply
    89,936.43x = 124,112.48 × 49,650.22
  4. Step 4: Simplify right side
    89,936.43x = 6,162,211,285.14
  5. Step 5: Solve for x
    x = 6,162,211,285.14/89,936.43
  6. Step 6: Final answer
    x = 68,517.41

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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.