Home / 194,318.68-268,152.70-108,273.21

Finding the Fourth Proportional to 194,318.68, 268,152.70 and 108,273.21

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Solution

The fourth proportional to 194,318.68, 268,152.70 and 108,273.21 is: 149,413.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,318.68 : 268,152.70 = 108,273.21 : x
  2. Step 2: Convert to fraction form
    194,318.68/268,152.70 = 108,273.21/x
  3. Step 3: Cross multiply
    194,318.68x = 268,152.70 × 108,273.21
  4. Step 4: Simplify right side
    194,318.68x = 29,033,753,599.17
  5. Step 5: Solve for x
    x = 29,033,753,599.17/194,318.68
  6. Step 6: Final answer
    x = 149,413.09

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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.