Home / 194,659.29-268,631.37-108,615.42

Finding the Fourth Proportional to 194,659.29, 268,631.37 and 108,615.42

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Solution

The fourth proportional to 194,659.29, 268,631.37 and 108,615.42 is: 149,890.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,659.29 : 268,631.37 = 108,615.42 : x
  2. Step 2: Convert to fraction form
    194,659.29/268,631.37 = 108,615.42/x
  3. Step 3: Cross multiply
    194,659.29x = 268,631.37 × 108,615.42
  4. Step 4: Simplify right side
    194,659.29x = 29,177,509,077.73
  5. Step 5: Solve for x
    x = 29,177,509,077.73/194,659.29
  6. Step 6: Final answer
    x = 149,890.14

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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.