Home / 135,652.82-187,197.34-75,223.27

Finding the Fourth Proportional to 135,652.82, 187,197.34 and 75,223.27

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Solution

The fourth proportional to 135,652.82, 187,197.34 and 75,223.27 is: 103,806.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,652.82 : 187,197.34 = 75,223.27 : x
  2. Step 2: Convert to fraction form
    135,652.82/187,197.34 = 75,223.27/x
  3. Step 3: Cross multiply
    135,652.82x = 187,197.34 × 75,223.27
  4. Step 4: Simplify right side
    135,652.82x = 14,081,595,862.04
  5. Step 5: Solve for x
    x = 14,081,595,862.04/135,652.82
  6. Step 6: Final answer
    x = 103,806.14

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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.