Home / 149,213.44-205,882.62-88,772.27

Finding the Fourth Proportional to 149,213.44, 205,882.62 and 88,772.27

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Solution

The fourth proportional to 149,213.44, 205,882.62 and 88,772.27 is: 122,486.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,213.44 : 205,882.62 = 88,772.27 : x
  2. Step 2: Convert to fraction form
    149,213.44/205,882.62 = 88,772.27/x
  3. Step 3: Cross multiply
    149,213.44x = 205,882.62 × 88,772.27
  4. Step 4: Simplify right side
    149,213.44x = 18,276,667,530.95
  5. Step 5: Solve for x
    x = 18,276,667,530.95/149,213.44
  6. Step 6: Final answer
    x = 122,486.74

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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.