Home / 379,182.06-568,767.32-112,942.58

Finding the Fourth Proportional to 379,182.06, 568,767.32 and 112,942.58

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Solution

The fourth proportional to 379,182.06, 568,767.32 and 112,942.58 is: 169,412.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,182.06 : 568,767.32 = 112,942.58 : x
  2. Step 2: Convert to fraction form
    379,182.06/568,767.32 = 112,942.58/x
  3. Step 3: Cross multiply
    379,182.06x = 568,767.32 × 112,942.58
  4. Step 4: Simplify right side
    379,182.06x = 64,238,048,540.49
  5. Step 5: Solve for x
    x = 64,238,048,540.49/379,182.06
  6. Step 6: Final answer
    x = 169,412.15

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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.