Home / 136,219.26-204,326.85-61,286.49

Finding the Fourth Proportional to 136,219.26, 204,326.85 and 61,286.49

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Solution

The fourth proportional to 136,219.26, 204,326.85 and 61,286.49 is: 91,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,219.26 : 204,326.85 = 61,286.49 : x
  2. Step 2: Convert to fraction form
    136,219.26/204,326.85 = 61,286.49/x
  3. Step 3: Cross multiply
    136,219.26x = 204,326.85 × 61,286.49
  4. Step 4: Simplify right side
    136,219.26x = 12,522,475,449.26
  5. Step 5: Solve for x
    x = 12,522,475,449.26/136,219.26
  6. Step 6: Final answer
    x = 91,928.82

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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.