Home / 123,371.56-184,629.66-75,965.50

Finding the Fourth Proportional to 123,371.56, 184,629.66 and 75,965.50

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Solution

The fourth proportional to 123,371.56, 184,629.66 and 75,965.50 is: 113,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,371.56 : 184,629.66 = 75,965.50 : x
  2. Step 2: Convert to fraction form
    123,371.56/184,629.66 = 75,965.50/x
  3. Step 3: Cross multiply
    123,371.56x = 184,629.66 × 75,965.50
  4. Step 4: Simplify right side
    123,371.56x = 14,025,484,436.73
  5. Step 5: Solve for x
    x = 14,025,484,436.73/123,371.56
  6. Step 6: Final answer
    x = 113,684.91

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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.