Home / 89,932.14-124,105.67-49,645.95

Finding the Fourth Proportional to 89,932.14, 124,105.67 and 49,645.95

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Solution

The fourth proportional to 89,932.14, 124,105.67 and 49,645.95 is: 68,511.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,932.14 : 124,105.67 = 49,645.95 : x
  2. Step 2: Convert to fraction form
    89,932.14/124,105.67 = 49,645.95/x
  3. Step 3: Cross multiply
    89,932.14x = 124,105.67 × 49,645.95
  4. Step 4: Simplify right side
    89,932.14x = 6,161,343,360.08
  5. Step 5: Solve for x
    x = 6,161,343,360.08/89,932.14
  6. Step 6: Final answer
    x = 68,511.03

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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.