Home / 135,724.80-203,653.44-95,999.03

Finding the Fourth Proportional to 135,724.80, 203,653.44 and 95,999.03

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Solution

The fourth proportional to 135,724.80, 203,653.44 and 95,999.03 is: 144,045.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,724.80 : 203,653.44 = 95,999.03 : x
  2. Step 2: Convert to fraction form
    135,724.80/203,653.44 = 95,999.03/x
  3. Step 3: Cross multiply
    135,724.80x = 203,653.44 × 95,999.03
  4. Step 4: Simplify right side
    135,724.80x = 19,550,531,677.90
  5. Step 5: Solve for x
    x = 19,550,531,677.90/135,724.80
  6. Step 6: Final answer
    x = 144,045.39

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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.