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Finding the Fourth Proportional to 202,337.22, 303,538.80 and 75,987.30

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Solution

The fourth proportional to 202,337.22, 303,538.80 and 75,987.30 is: 113,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,337.22 : 303,538.80 = 75,987.30 : x
  2. Step 2: Convert to fraction form
    202,337.22/303,538.80 = 75,987.30/x
  3. Step 3: Cross multiply
    202,337.22x = 303,538.80 × 75,987.30
  4. Step 4: Simplify right side
    202,337.22x = 23,065,093,857.24
  5. Step 5: Solve for x
    x = 23,065,093,857.24/202,337.22
  6. Step 6: Final answer
    x = 113,993.33

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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.