Home / 185,427.92-255,932.88-108,956

Finding the Fourth Proportional to 185,427.92, 255,932.88 and 108,956

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Solution

The fourth proportional to 185,427.92, 255,932.88 and 108,956 is: 150,384.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,427.92 : 255,932.88 = 108,956 : x
  2. Step 2: Convert to fraction form
    185,427.92/255,932.88 = 108,956/x
  3. Step 3: Cross multiply
    185,427.92x = 255,932.88 × 108,956
  4. Step 4: Simplify right side
    185,427.92x = 27,885,422,873.28
  5. Step 5: Solve for x
    x = 27,885,422,873.28/185,427.92
  6. Step 6: Final answer
    x = 150,384.16

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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.