Home / 177,617.28-244,995.62-105,949.28

Finding the Fourth Proportional to 177,617.28, 244,995.62 and 105,949.28

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Solution

The fourth proportional to 177,617.28, 244,995.62 and 105,949.28 is: 146,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,617.28 : 244,995.62 = 105,949.28 : x
  2. Step 2: Convert to fraction form
    177,617.28/244,995.62 = 105,949.28/x
  3. Step 3: Cross multiply
    177,617.28x = 244,995.62 × 105,949.28
  4. Step 4: Simplify right side
    177,617.28x = 25,957,109,542.15
  5. Step 5: Solve for x
    x = 25,957,109,542.15/177,617.28
  6. Step 6: Final answer
    x = 146,140.68

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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.