Home / 227,255.58-313,614.92-125,285.04

Finding the Fourth Proportional to 227,255.58, 313,614.92 and 125,285.04

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Solution

The fourth proportional to 227,255.58, 313,614.92 and 125,285.04 is: 172,894.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,255.58 : 313,614.92 = 125,285.04 : x
  2. Step 2: Convert to fraction form
    227,255.58/313,614.92 = 125,285.04/x
  3. Step 3: Cross multiply
    227,255.58x = 313,614.92 × 125,285.04
  4. Step 4: Simplify right side
    227,255.58x = 39,291,257,796.80
  5. Step 5: Solve for x
    x = 39,291,257,796.80/227,255.58
  6. Step 6: Final answer
    x = 172,894.58

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1.5x scale

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.