Home / 135,664.84-187,265.96-92,613.52

Finding the Fourth Proportional to 135,664.84, 187,265.96 and 92,613.52

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Solution

The fourth proportional to 135,664.84, 187,265.96 and 92,613.52 is: 127,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,664.84 : 187,265.96 = 92,613.52 : x
  2. Step 2: Convert to fraction form
    135,664.84/187,265.96 = 92,613.52/x
  3. Step 3: Cross multiply
    135,664.84x = 187,265.96 × 92,613.52
  4. Step 4: Simplify right side
    135,664.84x = 17,343,359,731.78
  5. Step 5: Solve for x
    x = 17,343,359,731.78/135,664.84
  6. Step 6: Final answer
    x = 127,839.75

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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.