Home / 135,975.57-187,593.94-100,250.52

Finding the Fourth Proportional to 135,975.57, 187,593.94 and 100,250.52

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Solution

The fourth proportional to 135,975.57, 187,593.94 and 100,250.52 is: 138,307.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,975.57 : 187,593.94 = 100,250.52 : x
  2. Step 2: Convert to fraction form
    135,975.57/187,593.94 = 100,250.52/x
  3. Step 3: Cross multiply
    135,975.57x = 187,593.94 × 100,250.52
  4. Step 4: Simplify right side
    135,975.57x = 18,806,390,033.85
  5. Step 5: Solve for x
    x = 18,806,390,033.85/135,975.57
  6. Step 6: Final answer
    x = 138,307.12

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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.