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Finding the Fourth Proportional to 225,731.02, 338,596.26 and 67,959.22

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Solution

The fourth proportional to 225,731.02, 338,596.26 and 67,959.22 is: 101,938.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,731.02 : 338,596.26 = 67,959.22 : x
  2. Step 2: Convert to fraction form
    225,731.02/338,596.26 = 67,959.22/x
  3. Step 3: Cross multiply
    225,731.02x = 338,596.26 × 67,959.22
  4. Step 4: Simplify right side
    225,731.02x = 23,010,737,724.52
  5. Step 5: Solve for x
    x = 23,010,737,724.52/225,731.02
  6. Step 6: Final answer
    x = 101,938.75

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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.