Home / 258,144.66-356,237.03-141,860.04

Finding the Fourth Proportional to 258,144.66, 356,237.03 and 141,860.04

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Solution

The fourth proportional to 258,144.66, 356,237.03 and 141,860.04 is: 195,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,144.66 : 356,237.03 = 141,860.04 : x
  2. Step 2: Convert to fraction form
    258,144.66/356,237.03 = 141,860.04/x
  3. Step 3: Cross multiply
    258,144.66x = 356,237.03 × 141,860.04
  4. Step 4: Simplify right side
    258,144.66x = 50,535,798,615.98
  5. Step 5: Solve for x
    x = 50,535,798,615.98/258,144.66
  6. Step 6: Final answer
    x = 195,765.42

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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.