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Finding the Fourth Proportional to 202,223.67, 303,237.36 and 107,499.30

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Solution

The fourth proportional to 202,223.67, 303,237.36 and 107,499.30 is: 161,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,223.67 : 303,237.36 = 107,499.30 : x
  2. Step 2: Convert to fraction form
    202,223.67/303,237.36 = 107,499.30/x
  3. Step 3: Cross multiply
    202,223.67x = 303,237.36 × 107,499.30
  4. Step 4: Simplify right side
    202,223.67x = 32,597,803,933.85
  5. Step 5: Solve for x
    x = 32,597,803,933.85/202,223.67
  6. Step 6: Final answer
    x = 161,196.78

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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.