Home / 90,227.29-135,362.40-27,052.69

Finding the Fourth Proportional to 90,227.29, 135,362.40 and 27,052.69

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Solution

The fourth proportional to 90,227.29, 135,362.40 and 27,052.69 is: 40,585.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,227.29 : 135,362.40 = 27,052.69 : x
  2. Step 2: Convert to fraction form
    90,227.29/135,362.40 = 27,052.69/x
  3. Step 3: Cross multiply
    90,227.29x = 135,362.40 × 27,052.69
  4. Step 4: Simplify right side
    90,227.29x = 3,661,917,044.86
  5. Step 5: Solve for x
    x = 3,661,917,044.86/90,227.29
  6. Step 6: Final answer
    x = 40,585.47

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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.