Home / 89,891.47-124,047.94-49,604.70

Finding the Fourth Proportional to 89,891.47, 124,047.94 and 49,604.70

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Solution

The fourth proportional to 89,891.47, 124,047.94 and 49,604.70 is: 68,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,891.47 : 124,047.94 = 49,604.70 : x
  2. Step 2: Convert to fraction form
    89,891.47/124,047.94 = 49,604.70/x
  3. Step 3: Cross multiply
    89,891.47x = 124,047.94 × 49,604.70
  4. Step 4: Simplify right side
    89,891.47x = 6,153,360,601.29
  5. Step 5: Solve for x
    x = 6,153,360,601.29/89,891.47
  6. Step 6: Final answer
    x = 68,453.22

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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.