Home / 194,914.94-268,979.72-108,875.12

Finding the Fourth Proportional to 194,914.94, 268,979.72 and 108,875.12

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Solution

The fourth proportional to 194,914.94, 268,979.72 and 108,875.12 is: 150,246.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,914.94 : 268,979.72 = 108,875.12 : x
  2. Step 2: Convert to fraction form
    194,914.94/268,979.72 = 108,875.12/x
  3. Step 3: Cross multiply
    194,914.94x = 268,979.72 × 108,875.12
  4. Step 4: Simplify right side
    194,914.94x = 29,285,199,292.57
  5. Step 5: Solve for x
    x = 29,285,199,292.57/194,914.94
  6. Step 6: Final answer
    x = 150,246.05

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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.