Home / 227,127.24-313,231.86-142,252.20

Finding the Fourth Proportional to 227,127.24, 313,231.86 and 142,252.20

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Solution

The fourth proportional to 227,127.24, 313,231.86 and 142,252.20 is: 196,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,127.24 : 313,231.86 = 142,252.20 : x
  2. Step 2: Convert to fraction form
    227,127.24/313,231.86 = 142,252.20/x
  3. Step 3: Cross multiply
    227,127.24x = 313,231.86 × 142,252.20
  4. Step 4: Simplify right side
    227,127.24x = 44,557,921,195.09
  5. Step 5: Solve for x
    x = 44,557,921,195.09/227,127.24
  6. Step 6: Final answer
    x = 196,180.44

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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.