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Finding the Fourth Proportional to 177,179.89, 244,529.01 and 100,710.48

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Solution

The fourth proportional to 177,179.89, 244,529.01 and 100,710.48 is: 138,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,179.89 : 244,529.01 = 100,710.48 : x
  2. Step 2: Convert to fraction form
    177,179.89/244,529.01 = 100,710.48/x
  3. Step 3: Cross multiply
    177,179.89x = 244,529.01 × 100,710.48
  4. Step 4: Simplify right side
    177,179.89x = 24,626,633,971.02
  5. Step 5: Solve for x
    x = 24,626,633,971.02/177,179.89
  6. Step 6: Final answer
    x = 138,992.26

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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.