Home / 269,969.08-372,560.13-149,113.42

Finding the Fourth Proportional to 269,969.08, 372,560.13 and 149,113.42

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Solution

The fourth proportional to 269,969.08, 372,560.13 and 149,113.42 is: 205,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,969.08 : 372,560.13 = 149,113.42 : x
  2. Step 2: Convert to fraction form
    269,969.08/372,560.13 = 149,113.42/x
  3. Step 3: Cross multiply
    269,969.08x = 372,560.13 × 149,113.42
  4. Step 4: Simplify right side
    269,969.08x = 55,553,715,139.94
  5. Step 5: Solve for x
    x = 55,553,715,139.94/269,969.08
  6. Step 6: Final answer
    x = 205,778.07

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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.