Home / 194,810.38-268,835.70-108,770.69

Finding the Fourth Proportional to 194,810.38, 268,835.70 and 108,770.69

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Solution

The fourth proportional to 194,810.38, 268,835.70 and 108,770.69 is: 150,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,810.38 : 268,835.70 = 108,770.69 : x
  2. Step 2: Convert to fraction form
    194,810.38/268,835.70 = 108,770.69/x
  3. Step 3: Cross multiply
    194,810.38x = 268,835.70 × 108,770.69
  4. Step 4: Simplify right side
    194,810.38x = 29,241,443,996.11
  5. Step 5: Solve for x
    x = 29,241,443,996.11/194,810.38
  6. Step 6: Final answer
    x = 150,102.08

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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.