Home / 123,426.77-185,147.37-34,687.22

Finding the Fourth Proportional to 123,426.77, 185,147.37 and 34,687.22

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Solution

The fourth proportional to 123,426.77, 185,147.37 and 34,687.22 is: 52,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,426.77 : 185,147.37 = 34,687.22 : x
  2. Step 2: Convert to fraction form
    123,426.77/185,147.37 = 34,687.22/x
  3. Step 3: Cross multiply
    123,426.77x = 185,147.37 × 34,687.22
  4. Step 4: Simplify right side
    123,426.77x = 6,422,246,629.87
  5. Step 5: Solve for x
    x = 6,422,246,629.87/123,426.77
  6. Step 6: Final answer
    x = 52,032.85

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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.