Home / 135,724.55-203,653.07-95,998.78

Finding the Fourth Proportional to 135,724.55, 203,653.07 and 95,998.78

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Solution

The fourth proportional to 135,724.55, 203,653.07 and 95,998.78 is: 144,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,724.55 : 203,653.07 = 95,998.78 : x
  2. Step 2: Convert to fraction form
    135,724.55/203,653.07 = 95,998.78/x
  3. Step 3: Cross multiply
    135,724.55x = 203,653.07 × 95,998.78
  4. Step 4: Simplify right side
    135,724.55x = 19,550,446,263.25
  5. Step 5: Solve for x
    x = 19,550,446,263.25/135,724.55
  6. Step 6: Final answer
    x = 144,045.03

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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.