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Finding the Fourth Proportional to 244,610.92, 366,971.46 and 86,839.12

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Solution

The fourth proportional to 244,610.92, 366,971.46 and 86,839.12 is: 130,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,610.92 : 366,971.46 = 86,839.12 : x
  2. Step 2: Convert to fraction form
    244,610.92/366,971.46 = 86,839.12/x
  3. Step 3: Cross multiply
    244,610.92x = 366,971.46 × 86,839.12
  4. Step 4: Simplify right side
    244,610.92x = 31,867,478,651.52
  5. Step 5: Solve for x
    x = 31,867,478,651.52/244,610.92
  6. Step 6: Final answer
    x = 130,278.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.