Home / 135,941.46-187,593.92-75,515.94

Finding the Fourth Proportional to 135,941.46, 187,593.92 and 75,515.94

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Solution

The fourth proportional to 135,941.46, 187,593.92 and 75,515.94 is: 104,209.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,941.46 : 187,593.92 = 75,515.94 : x
  2. Step 2: Convert to fraction form
    135,941.46/187,593.92 = 75,515.94/x
  3. Step 3: Cross multiply
    135,941.46x = 187,593.92 × 75,515.94
  4. Step 4: Simplify right side
    135,941.46x = 14,166,331,207.08
  5. Step 5: Solve for x
    x = 14,166,331,207.08/135,941.46
  6. Step 6: Final answer
    x = 104,209.06

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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.