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Finding the Fourth Proportional to 173,629, 239,609.46 and 94,141

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Solution

The fourth proportional to 173,629, 239,609.46 and 94,141 is: 129,915.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,629 : 239,609.46 = 94,141 : x
  2. Step 2: Convert to fraction form
    173,629/239,609.46 = 94,141/x
  3. Step 3: Cross multiply
    173,629x = 239,609.46 × 94,141
  4. Step 4: Simplify right side
    173,629x = 22,557,074,173.86
  5. Step 5: Solve for x
    x = 22,557,074,173.86/173,629
  6. Step 6: Final answer
    x = 129,915.36

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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.