Home / 227,380.34-313,787.04-125,409.72

Finding the Fourth Proportional to 227,380.34, 313,787.04 and 125,409.72

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Solution

The fourth proportional to 227,380.34, 313,787.04 and 125,409.72 is: 173,066.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,380.34 : 313,787.04 = 125,409.72 : x
  2. Step 2: Convert to fraction form
    227,380.34/313,787.04 = 125,409.72/x
  3. Step 3: Cross multiply
    227,380.34x = 313,787.04 × 125,409.72
  4. Step 4: Simplify right side
    227,380.34x = 39,351,944,826.03
  5. Step 5: Solve for x
    x = 39,351,944,826.03/227,380.34
  6. Step 6: Final answer
    x = 173,066.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.