Home / 89,960.22-124,144.45-49,673.96

Finding the Fourth Proportional to 89,960.22, 124,144.45 and 49,673.96

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Solution

The fourth proportional to 89,960.22, 124,144.45 and 49,673.96 is: 68,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960.22 : 124,144.45 = 49,673.96 : x
  2. Step 2: Convert to fraction form
    89,960.22/124,144.45 = 49,673.96/x
  3. Step 3: Cross multiply
    89,960.22x = 124,144.45 × 49,673.96
  4. Step 4: Simplify right side
    89,960.22x = 6,166,746,164.16
  5. Step 5: Solve for x
    x = 6,166,746,164.16/89,960.22
  6. Step 6: Final answer
    x = 68,549.70

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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.