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Finding the Fourth Proportional to 268,992.96, 371,145 and 177,102.48

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Solution

The fourth proportional to 268,992.96, 371,145 and 177,102.48 is: 244,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,992.96 : 371,145 = 177,102.48 : x
  2. Step 2: Convert to fraction form
    268,992.96/371,145 = 177,102.48/x
  3. Step 3: Cross multiply
    268,992.96x = 371,145 × 177,102.48
  4. Step 4: Simplify right side
    268,992.96x = 65,730,699,939.60
  5. Step 5: Solve for x
    x = 65,730,699,939.60/268,992.96
  6. Step 6: Final answer
    x = 244,358.44

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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.