Home / 227,410.76-313,828.08-125,439.80

Finding the Fourth Proportional to 227,410.76, 313,828.08 and 125,439.80

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Solution

The fourth proportional to 227,410.76, 313,828.08 and 125,439.80 is: 173,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,410.76 : 313,828.08 = 125,439.80 : x
  2. Step 2: Convert to fraction form
    227,410.76/313,828.08 = 125,439.80/x
  3. Step 3: Cross multiply
    227,410.76x = 313,828.08 × 125,439.80
  4. Step 4: Simplify right side
    227,410.76x = 39,366,531,589.58
  5. Step 5: Solve for x
    x = 39,366,531,589.58/227,410.76
  6. Step 6: Final answer
    x = 173,107.60

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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.