Home / 269,520.68-371,932.02-148,659.37

Finding the Fourth Proportional to 269,520.68, 371,932.02 and 148,659.37

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Solution

The fourth proportional to 269,520.68, 371,932.02 and 148,659.37 is: 205,146.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,520.68 : 371,932.02 = 148,659.37 : x
  2. Step 2: Convert to fraction form
    269,520.68/371,932.02 = 148,659.37/x
  3. Step 3: Cross multiply
    269,520.68x = 371,932.02 × 148,659.37
  4. Step 4: Simplify right side
    269,520.68x = 55,291,179,961.85
  5. Step 5: Solve for x
    x = 55,291,179,961.85/269,520.68
  6. Step 6: Final answer
    x = 205,146.34

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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.