Home / 195,169.55-269,318.97-118,678.14

Finding the Fourth Proportional to 195,169.55, 269,318.97 and 118,678.14

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Solution

The fourth proportional to 195,169.55, 269,318.97 and 118,678.14 is: 163,766.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,169.55 : 269,318.97 = 118,678.14 : x
  2. Step 2: Convert to fraction form
    195,169.55/269,318.97 = 118,678.14/x
  3. Step 3: Cross multiply
    195,169.55x = 269,318.97 × 118,678.14
  4. Step 4: Simplify right side
    195,169.55x = 31,962,274,426.32
  5. Step 5: Solve for x
    x = 31,962,274,426.32/195,169.55
  6. Step 6: Final answer
    x = 163,766.71

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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.