Home / 136,126.27-204,230.97-69,613.12

Finding the Fourth Proportional to 136,126.27, 204,230.97 and 69,613.12

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Solution

The fourth proportional to 136,126.27, 204,230.97 and 69,613.12 is: 104,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,126.27 : 204,230.97 = 69,613.12 : x
  2. Step 2: Convert to fraction form
    136,126.27/204,230.97 = 69,613.12/x
  3. Step 3: Cross multiply
    136,126.27x = 204,230.97 × 69,613.12
  4. Step 4: Simplify right side
    136,126.27x = 14,217,155,277.62
  5. Step 5: Solve for x
    x = 14,217,155,277.62/136,126.27
  6. Step 6: Final answer
    x = 104,440.94

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1.5x scale

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.