Home / 269,677.06-371,997.20-172,846.42

Finding the Fourth Proportional to 269,677.06, 371,997.20 and 172,846.42

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Solution

The fourth proportional to 269,677.06, 371,997.20 and 172,846.42 is: 238,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,677.06 : 371,997.20 = 172,846.42 : x
  2. Step 2: Convert to fraction form
    269,677.06/371,997.20 = 172,846.42/x
  3. Step 3: Cross multiply
    269,677.06x = 371,997.20 × 172,846.42
  4. Step 4: Simplify right side
    269,677.06x = 64,298,383,772.15
  5. Step 5: Solve for x
    x = 64,298,383,772.15/269,677.06
  6. Step 6: Final answer
    x = 238,427.34

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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.