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Finding the Fourth Proportional to 225,649.49, 338,474.23 and 92,592.41

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Solution

The fourth proportional to 225,649.49, 338,474.23 and 92,592.41 is: 138,888.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,649.49 : 338,474.23 = 92,592.41 : x
  2. Step 2: Convert to fraction form
    225,649.49/338,474.23 = 92,592.41/x
  3. Step 3: Cross multiply
    225,649.49x = 338,474.23 × 92,592.41
  4. Step 4: Simplify right side
    225,649.49x = 31,340,142,754.74
  5. Step 5: Solve for x
    x = 31,340,142,754.74/225,649.49
  6. Step 6: Final answer
    x = 138,888.61

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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.