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Finding the Fourth Proportional to 202,239.80, 303,469.05 and 83,923.10

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Solution

The fourth proportional to 202,239.80, 303,469.05 and 83,923.10 is: 125,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,239.80 : 303,469.05 = 83,923.10 : x
  2. Step 2: Convert to fraction form
    202,239.80/303,469.05 = 83,923.10/x
  3. Step 3: Cross multiply
    202,239.80x = 303,469.05 × 83,923.10
  4. Step 4: Simplify right side
    202,239.80x = 25,468,063,430.06
  5. Step 5: Solve for x
    x = 25,468,063,430.06/202,239.80
  6. Step 6: Final answer
    x = 125,930.03

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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.