Home / 269,445.88-371,835.22-154,732.06

Finding the Fourth Proportional to 269,445.88, 371,835.22 and 154,732.06

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Solution

The fourth proportional to 269,445.88, 371,835.22 and 154,732.06 is: 213,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,445.88 : 371,835.22 = 154,732.06 : x
  2. Step 2: Convert to fraction form
    269,445.88/371,835.22 = 154,732.06/x
  3. Step 3: Cross multiply
    269,445.88x = 371,835.22 × 154,732.06
  4. Step 4: Simplify right side
    269,445.88x = 57,534,829,571.15
  5. Step 5: Solve for x
    x = 57,534,829,571.15/269,445.88
  6. Step 6: Final answer
    x = 213,530.19

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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.