Home / 135,134.60-202,734.94-95,231.42

Finding the Fourth Proportional to 135,134.60, 202,734.94 and 95,231.42

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Solution

The fourth proportional to 135,134.60, 202,734.94 and 95,231.42 is: 142,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,134.60 : 202,734.94 = 95,231.42 : x
  2. Step 2: Convert to fraction form
    135,134.60/202,734.94 = 95,231.42/x
  3. Step 3: Cross multiply
    135,134.60x = 202,734.94 × 95,231.42
  4. Step 4: Simplify right side
    135,134.60x = 19,306,736,219.81
  5. Step 5: Solve for x
    x = 19,306,736,219.81/135,134.60
  6. Step 6: Final answer
    x = 142,870.41

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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.