Home / 95,440.37-142,942.46-45,555.48

Finding the Fourth Proportional to 95,440.37, 142,942.46 and 45,555.48

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Solution

The fourth proportional to 95,440.37, 142,942.46 and 45,555.48 is: 68,229.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,440.37 : 142,942.46 = 45,555.48 : x
  2. Step 2: Convert to fraction form
    95,440.37/142,942.46 = 45,555.48/x
  3. Step 3: Cross multiply
    95,440.37x = 142,942.46 × 45,555.48
  4. Step 4: Simplify right side
    95,440.37x = 6,511,812,149.90
  5. Step 5: Solve for x
    x = 6,511,812,149.90/95,440.37
  6. Step 6: Final answer
    x = 68,229.12

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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.