Home / 202,299.30-303,794.55-132,488.10

Finding the Fourth Proportional to 202,299.30, 303,794.55 and 132,488.10

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Solution

The fourth proportional to 202,299.30, 303,794.55 and 132,488.10 is: 198,958.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,299.30 : 303,794.55 = 132,488.10 : x
  2. Step 2: Convert to fraction form
    202,299.30/303,794.55 = 132,488.10/x
  3. Step 3: Cross multiply
    202,299.30x = 303,794.55 × 132,488.10
  4. Step 4: Simplify right side
    202,299.30x = 40,249,162,719.86
  5. Step 5: Solve for x
    x = 40,249,162,719.86/202,299.30
  6. Step 6: Final answer
    x = 198,958.49

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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.