Home / 132,183.18-198,206.73-53,276.22

Finding the Fourth Proportional to 132,183.18, 198,206.73 and 53,276.22

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Solution

The fourth proportional to 132,183.18, 198,206.73 and 53,276.22 is: 79,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,183.18 : 198,206.73 = 53,276.22 : x
  2. Step 2: Convert to fraction form
    132,183.18/198,206.73 = 53,276.22/x
  3. Step 3: Cross multiply
    132,183.18x = 198,206.73 × 53,276.22
  4. Step 4: Simplify right side
    132,183.18x = 10,559,705,352.96
  5. Step 5: Solve for x
    x = 10,559,705,352.96/132,183.18
  6. Step 6: Final answer
    x = 79,886.91

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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.