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Finding the Fourth Proportional to 177,266.70, 265,678.31 and 88,544.97

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Solution

The fourth proportional to 177,266.70, 265,678.31 and 88,544.97 is: 132,706.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,266.70 : 265,678.31 = 88,544.97 : x
  2. Step 2: Convert to fraction form
    177,266.70/265,678.31 = 88,544.97/x
  3. Step 3: Cross multiply
    177,266.70x = 265,678.31 × 88,544.97
  4. Step 4: Simplify right side
    177,266.70x = 23,524,477,988.60
  5. Step 5: Solve for x
    x = 23,524,477,988.60/177,266.70
  6. Step 6: Final answer
    x = 132,706.70

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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.