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Finding the Fourth Proportional to 147,674, 203,794.44 and 80,610.32

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Solution

The fourth proportional to 147,674, 203,794.44 and 80,610.32 is: 111,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,674 : 203,794.44 = 80,610.32 : x
  2. Step 2: Convert to fraction form
    147,674/203,794.44 = 80,610.32/x
  3. Step 3: Cross multiply
    147,674x = 203,794.44 × 80,610.32
  4. Step 4: Simplify right side
    147,674x = 16,427,935,022.62
  5. Step 5: Solve for x
    x = 16,427,935,022.62/147,674
  6. Step 6: Final answer
    x = 111,244.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.