Home / 225,521.44-338,280.24-67,749.28

Finding the Fourth Proportional to 225,521.44, 338,280.24 and 67,749.28

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Solution

The fourth proportional to 225,521.44, 338,280.24 and 67,749.28 is: 101,623.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,521.44 : 338,280.24 = 67,749.28 : x
  2. Step 2: Convert to fraction form
    225,521.44/338,280.24 = 67,749.28/x
  3. Step 3: Cross multiply
    225,521.44x = 338,280.24 × 67,749.28
  4. Step 4: Simplify right side
    225,521.44x = 22,918,242,698.23
  5. Step 5: Solve for x
    x = 22,918,242,698.23/225,521.44
  6. Step 6: Final answer
    x = 101,623.34

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1.5x scale

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.