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Finding the Fourth Proportional to 225,635.95, 338,398.44 and 92,554.17

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Solution

The fourth proportional to 225,635.95, 338,398.44 and 92,554.17 is: 138,808.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,635.95 : 338,398.44 = 92,554.17 : x
  2. Step 2: Convert to fraction form
    225,635.95/338,398.44 = 92,554.17/x
  3. Step 3: Cross multiply
    225,635.95x = 338,398.44 × 92,554.17
  4. Step 4: Simplify right side
    225,635.95x = 31,320,186,743.49
  5. Step 5: Solve for x
    x = 31,320,186,743.49/225,635.95
  6. Step 6: Final answer
    x = 138,808.50

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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.