Home / 132,353.10-198,614.70-73,231.20

Finding the Fourth Proportional to 132,353.10, 198,614.70 and 73,231.20

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Solution

The fourth proportional to 132,353.10, 198,614.70 and 73,231.20 is: 109,893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,353.10 : 198,614.70 = 73,231.20 : x
  2. Step 2: Convert to fraction form
    132,353.10/198,614.70 = 73,231.20/x
  3. Step 3: Cross multiply
    132,353.10x = 198,614.70 × 73,231.20
  4. Step 4: Simplify right side
    132,353.10x = 14,544,792,818.64
  5. Step 5: Solve for x
    x = 14,544,792,818.64/132,353.10
  6. Step 6: Final answer
    x = 109,893.86

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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.