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Finding the Fourth Proportional to 177,270.50, 265,756.60 and 82,452.50

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Solution

The fourth proportional to 177,270.50, 265,756.60 and 82,452.50 is: 123,609.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,270.50 : 265,756.60 = 82,452.50 : x
  2. Step 2: Convert to fraction form
    177,270.50/265,756.60 = 82,452.50/x
  3. Step 3: Cross multiply
    177,270.50x = 265,756.60 × 82,452.50
  4. Step 4: Simplify right side
    177,270.50x = 21,912,296,061.50
  5. Step 5: Solve for x
    x = 21,912,296,061.50/177,270.50
  6. Step 6: Final answer
    x = 123,609.38

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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.