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Finding the Fourth Proportional to 177,486.28, 244,941 and 96,921.28

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Solution

The fourth proportional to 177,486.28, 244,941 and 96,921.28 is: 133,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,486.28 : 244,941 = 96,921.28 : x
  2. Step 2: Convert to fraction form
    177,486.28/244,941 = 96,921.28/x
  3. Step 3: Cross multiply
    177,486.28x = 244,941 × 96,921.28
  4. Step 4: Simplify right side
    177,486.28x = 23,739,995,244.48
  5. Step 5: Solve for x
    x = 23,739,995,244.48/177,486.28
  6. Step 6: Final answer
    x = 133,756.79

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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.