Home / 269,218.51-371,523.03-154,488.04

Finding the Fourth Proportional to 269,218.51, 371,523.03 and 154,488.04

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Solution

The fourth proportional to 269,218.51, 371,523.03 and 154,488.04 is: 213,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,218.51 : 371,523.03 = 154,488.04 : x
  2. Step 2: Convert to fraction form
    269,218.51/371,523.03 = 154,488.04/x
  3. Step 3: Cross multiply
    269,218.51x = 371,523.03 × 154,488.04
  4. Step 4: Simplify right side
    269,218.51x = 57,395,864,719.56
  5. Step 5: Solve for x
    x = 57,395,864,719.56/269,218.51
  6. Step 6: Final answer
    x = 213,194.35

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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.