Home / 95,207.12-131,355.79-54,915.48

Finding the Fourth Proportional to 95,207.12, 131,355.79 and 54,915.48

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Solution

The fourth proportional to 95,207.12, 131,355.79 and 54,915.48 is: 75,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,207.12 : 131,355.79 = 54,915.48 : x
  2. Step 2: Convert to fraction form
    95,207.12/131,355.79 = 54,915.48/x
  3. Step 3: Cross multiply
    95,207.12x = 131,355.79 × 54,915.48
  4. Step 4: Simplify right side
    95,207.12x = 7,213,466,258.63
  5. Step 5: Solve for x
    x = 7,213,466,258.63/95,207.12
  6. Step 6: Final answer
    x = 75,766.04

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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.