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Finding the Fourth Proportional to 202,446.80, 303,799.80 and 118,206.80

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Solution

The fourth proportional to 202,446.80, 303,799.80 and 118,206.80 is: 177,385.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,446.80 : 303,799.80 = 118,206.80 : x
  2. Step 2: Convert to fraction form
    202,446.80/303,799.80 = 118,206.80/x
  3. Step 3: Cross multiply
    202,446.80x = 303,799.80 × 118,206.80
  4. Step 4: Simplify right side
    202,446.80x = 35,911,202,198.64
  5. Step 5: Solve for x
    x = 35,911,202,198.64/202,446.80
  6. Step 6: Final answer
    x = 177,385.87

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1.5x scale

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.