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Finding the Fourth Proportional to 177,797.70, 266,769.45 and 65,531.70

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Solution

The fourth proportional to 177,797.70, 266,769.45 and 65,531.70 is: 98,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,797.70 : 266,769.45 = 65,531.70 : x
  2. Step 2: Convert to fraction form
    177,797.70/266,769.45 = 65,531.70/x
  3. Step 3: Cross multiply
    177,797.70x = 266,769.45 × 65,531.70
  4. Step 4: Simplify right side
    177,797.70x = 17,481,855,566.57
  5. Step 5: Solve for x
    x = 17,481,855,566.57/177,797.70
  6. Step 6: Final answer
    x = 98,324.42

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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.