Home / 194,614.39-268,337.76-137,263.15

Finding the Fourth Proportional to 194,614.39, 268,337.76 and 137,263.15

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Solution

The fourth proportional to 194,614.39, 268,337.76 and 137,263.15 is: 189,260.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,614.39 : 268,337.76 = 137,263.15 : x
  2. Step 2: Convert to fraction form
    194,614.39/268,337.76 = 137,263.15/x
  3. Step 3: Cross multiply
    194,614.39x = 268,337.76 × 137,263.15
  4. Step 4: Simplify right side
    194,614.39x = 36,832,886,201.54
  5. Step 5: Solve for x
    x = 36,832,886,201.54/194,614.39
  6. Step 6: Final answer
    x = 189,260.86

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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.