Home / 132,617.85-198,924.81-32,778.05

Finding the Fourth Proportional to 132,617.85, 198,924.81 and 32,778.05

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Solution

The fourth proportional to 132,617.85, 198,924.81 and 32,778.05 is: 49,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,617.85 : 198,924.81 = 32,778.05 : x
  2. Step 2: Convert to fraction form
    132,617.85/198,924.81 = 32,778.05/x
  3. Step 3: Cross multiply
    132,617.85x = 198,924.81 × 32,778.05
  4. Step 4: Simplify right side
    132,617.85x = 6,520,366,871.11
  5. Step 5: Solve for x
    x = 6,520,366,871.11/132,617.85
  6. Step 6: Final answer
    x = 49,166.59

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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.