Home / 179,259.78-268,896.11-60,915.75

Finding the Fourth Proportional to 179,259.78, 268,896.11 and 60,915.75

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Solution

The fourth proportional to 179,259.78, 268,896.11 and 60,915.75 is: 91,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,259.78 : 268,896.11 = 60,915.75 : x
  2. Step 2: Convert to fraction form
    179,259.78/268,896.11 = 60,915.75/x
  3. Step 3: Cross multiply
    179,259.78x = 268,896.11 × 60,915.75
  4. Step 4: Simplify right side
    179,259.78x = 16,380,006,899.79
  5. Step 5: Solve for x
    x = 16,380,006,899.79/179,259.78
  6. Step 6: Final answer
    x = 91,375.80

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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.