Home / 102,134.27-153,215.75-27,256.85

Finding the Fourth Proportional to 102,134.27, 153,215.75 and 27,256.85

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Solution

The fourth proportional to 102,134.27, 153,215.75 and 27,256.85 is: 40,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,134.27 : 153,215.75 = 27,256.85 : x
  2. Step 2: Convert to fraction form
    102,134.27/153,215.75 = 27,256.85/x
  3. Step 3: Cross multiply
    102,134.27x = 153,215.75 × 27,256.85
  4. Step 4: Simplify right side
    102,134.27x = 4,176,179,453.85
  5. Step 5: Solve for x
    x = 4,176,179,453.85/102,134.27
  6. Step 6: Final answer
    x = 40,889.11

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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.