Home / 258,167.13-356,304.05-144,989.88

Finding the Fourth Proportional to 258,167.13, 356,304.05 and 144,989.88

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Solution

The fourth proportional to 258,167.13, 356,304.05 and 144,989.88 is: 200,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,167.13 : 356,304.05 = 144,989.88 : x
  2. Step 2: Convert to fraction form
    258,167.13/356,304.05 = 144,989.88/x
  3. Step 3: Cross multiply
    258,167.13x = 356,304.05 × 144,989.88
  4. Step 4: Simplify right side
    258,167.13x = 51,660,481,453.01
  5. Step 5: Solve for x
    x = 51,660,481,453.01/258,167.13
  6. Step 6: Final answer
    x = 200,104.80

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1.5x scale

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.