Home / 123,922.28-185,633.94-57,270.62

Finding the Fourth Proportional to 123,922.28, 185,633.94 and 57,270.62

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Solution

The fourth proportional to 123,922.28, 185,633.94 and 57,270.62 is: 85,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,922.28 : 185,633.94 = 57,270.62 : x
  2. Step 2: Convert to fraction form
    123,922.28/185,633.94 = 57,270.62/x
  3. Step 3: Cross multiply
    123,922.28x = 185,633.94 × 57,270.62
  4. Step 4: Simplify right side
    123,922.28x = 10,631,370,836.84
  5. Step 5: Solve for x
    x = 10,631,370,836.84/123,922.28
  6. Step 6: Final answer
    x = 85,790.63

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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.