Home / 258,845.28-387,770.24-158,713.44

Finding the Fourth Proportional to 258,845.28, 387,770.24 and 158,713.44

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Solution

The fourth proportional to 258,845.28, 387,770.24 and 158,713.44 is: 237,765.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,845.28 : 387,770.24 = 158,713.44 : x
  2. Step 2: Convert to fraction form
    258,845.28/387,770.24 = 158,713.44/x
  3. Step 3: Cross multiply
    258,845.28x = 387,770.24 × 158,713.44
  4. Step 4: Simplify right side
    258,845.28x = 61,544,348,720.03
  5. Step 5: Solve for x
    x = 61,544,348,720.03/258,845.28
  6. Step 6: Final answer
    x = 237,765.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.