Home / 179,186.27-268,945.70-90,502.07

Finding the Fourth Proportional to 179,186.27, 268,945.70 and 90,502.07

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Solution

The fourth proportional to 179,186.27, 268,945.70 and 90,502.07 is: 135,837.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,186.27 : 268,945.70 = 90,502.07 : x
  2. Step 2: Convert to fraction form
    179,186.27/268,945.70 = 90,502.07/x
  3. Step 3: Cross multiply
    179,186.27x = 268,945.70 × 90,502.07
  4. Step 4: Simplify right side
    179,186.27x = 24,340,140,770.36
  5. Step 5: Solve for x
    x = 24,340,140,770.36/179,186.27
  6. Step 6: Final answer
    x = 135,837.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.