Home / 91,134.68-136,722.08-27,963.52

Finding the Fourth Proportional to 91,134.68, 136,722.08 and 27,963.52

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Solution

The fourth proportional to 91,134.68, 136,722.08 and 27,963.52 is: 41,951.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,134.68 : 136,722.08 = 27,963.52 : x
  2. Step 2: Convert to fraction form
    91,134.68/136,722.08 = 27,963.52/x
  3. Step 3: Cross multiply
    91,134.68x = 136,722.08 × 27,963.52
  4. Step 4: Simplify right side
    91,134.68x = 3,823,230,618.52
  5. Step 5: Solve for x
    x = 3,823,230,618.52/91,134.68
  6. Step 6: Final answer
    x = 41,951.44

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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.