Home / 132,664.46-198,996.24-53,778.48

Finding the Fourth Proportional to 132,664.46, 198,996.24 and 53,778.48

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Solution

The fourth proportional to 132,664.46, 198,996.24 and 53,778.48 is: 80,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,664.46 : 198,996.24 = 53,778.48 : x
  2. Step 2: Convert to fraction form
    132,664.46/198,996.24 = 53,778.48/x
  3. Step 3: Cross multiply
    132,664.46x = 198,996.24 × 53,778.48
  4. Step 4: Simplify right side
    132,664.46x = 10,701,715,312.92
  5. Step 5: Solve for x
    x = 10,701,715,312.92/132,664.46
  6. Step 6: Final answer
    x = 80,667.54

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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.