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Finding the Fourth Proportional to 146,672.52, 202,408.08 and 79,604.52

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Solution

The fourth proportional to 146,672.52, 202,408.08 and 79,604.52 is: 109,854.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,672.52 : 202,408.08 = 79,604.52 : x
  2. Step 2: Convert to fraction form
    146,672.52/202,408.08 = 79,604.52/x
  3. Step 3: Cross multiply
    146,672.52x = 202,408.08 × 79,604.52
  4. Step 4: Simplify right side
    146,672.52x = 16,112,598,052.52
  5. Step 5: Solve for x
    x = 16,112,598,052.52/146,672.52
  6. Step 6: Final answer
    x = 109,854.24

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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.