Home / 225,787.46-338,638.08-113,436.48

Finding the Fourth Proportional to 225,787.46, 338,638.08 and 113,436.48

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Solution

The fourth proportional to 225,787.46, 338,638.08 and 113,436.48 is: 170,133.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,787.46 : 338,638.08 = 113,436.48 : x
  2. Step 2: Convert to fraction form
    225,787.46/338,638.08 = 113,436.48/x
  3. Step 3: Cross multiply
    225,787.46x = 338,638.08 × 113,436.48
  4. Step 4: Simplify right side
    225,787.46x = 38,413,911,789.16
  5. Step 5: Solve for x
    x = 38,413,911,789.16/225,787.46
  6. Step 6: Final answer
    x = 170,133.06

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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.