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Finding the Fourth Proportional to 177,580.60, 266,954.10 and 151,919.80

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Solution

The fourth proportional to 177,580.60, 266,954.10 and 151,919.80 is: 228,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,580.60 : 266,954.10 = 151,919.80 : x
  2. Step 2: Convert to fraction form
    177,580.60/266,954.10 = 151,919.80/x
  3. Step 3: Cross multiply
    177,580.60x = 266,954.10 × 151,919.80
  4. Step 4: Simplify right side
    177,580.60x = 40,555,613,481.18
  5. Step 5: Solve for x
    x = 40,555,613,481.18/177,580.60
  6. Step 6: Final answer
    x = 228,378.63

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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.