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Finding the Fourth Proportional to 202,644.75, 303,967.13 and 54,900.75

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Solution

The fourth proportional to 202,644.75, 303,967.13 and 54,900.75 is: 82,351.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,644.75 : 303,967.13 = 54,900.75 : x
  2. Step 2: Convert to fraction form
    202,644.75/303,967.13 = 54,900.75/x
  3. Step 3: Cross multiply
    202,644.75x = 303,967.13 × 54,900.75
  4. Step 4: Simplify right side
    202,644.75x = 16,688,023,412.35
  5. Step 5: Solve for x
    x = 16,688,023,412.35/202,644.75
  6. Step 6: Final answer
    x = 82,351.13

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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.