Home / 125,286.06-187,956.72-36,546.51

Finding the Fourth Proportional to 125,286.06, 187,956.72 and 36,546.51

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Solution

The fourth proportional to 125,286.06, 187,956.72 and 36,546.51 is: 54,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,286.06 : 187,956.72 = 36,546.51 : x
  2. Step 2: Convert to fraction form
    125,286.06/187,956.72 = 36,546.51/x
  3. Step 3: Cross multiply
    125,286.06x = 187,956.72 × 36,546.51
  4. Step 4: Simplify right side
    125,286.06x = 6,869,162,147.05
  5. Step 5: Solve for x
    x = 6,869,162,147.05/125,286.06
  6. Step 6: Final answer
    x = 54,827.82

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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.