Home / 177,748.26-266,622.66-71,180.21

Finding the Fourth Proportional to 177,748.26, 266,622.66 and 71,180.21

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Solution

The fourth proportional to 177,748.26, 266,622.66 and 71,180.21 is: 106,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,748.26 : 266,622.66 = 71,180.21 : x
  2. Step 2: Convert to fraction form
    177,748.26/266,622.66 = 71,180.21/x
  3. Step 3: Cross multiply
    177,748.26x = 266,622.66 × 71,180.21
  4. Step 4: Simplify right side
    177,748.26x = 18,978,255,596.45
  5. Step 5: Solve for x
    x = 18,978,255,596.45/177,748.26
  6. Step 6: Final answer
    x = 106,770.42

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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.