Home / 269,218.42-371,537.65-148,359.38

Finding the Fourth Proportional to 269,218.42, 371,537.65 and 148,359.38

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Solution

The fourth proportional to 269,218.42, 371,537.65 and 148,359.38 is: 204,744.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,218.42 : 371,537.65 = 148,359.38 : x
  2. Step 2: Convert to fraction form
    269,218.42/371,537.65 = 148,359.38/x
  3. Step 3: Cross multiply
    269,218.42x = 371,537.65 × 148,359.38
  4. Step 4: Simplify right side
    269,218.42x = 55,121,095,400.66
  5. Step 5: Solve for x
    x = 55,121,095,400.66/269,218.42
  6. Step 6: Final answer
    x = 204,744.89

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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.