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Finding the Fourth Proportional to 177,504.66, 266,059.76 and 135,245.41

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Solution

The fourth proportional to 177,504.66, 266,059.76 and 135,245.41 is: 202,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,504.66 : 266,059.76 = 135,245.41 : x
  2. Step 2: Convert to fraction form
    177,504.66/266,059.76 = 135,245.41/x
  3. Step 3: Cross multiply
    177,504.66x = 266,059.76 × 135,245.41
  4. Step 4: Simplify right side
    177,504.66x = 35,983,359,984.33
  5. Step 5: Solve for x
    x = 35,983,359,984.33/177,504.66
  6. Step 6: Final answer
    x = 202,717.83

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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.