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Finding the Fourth Proportional to 202,635.40, 303,924.30 and 62,408.20

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Solution

The fourth proportional to 202,635.40, 303,924.30 and 62,408.20 is: 93,603.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,635.40 : 303,924.30 = 62,408.20 : x
  2. Step 2: Convert to fraction form
    202,635.40/303,924.30 = 62,408.20/x
  3. Step 3: Cross multiply
    202,635.40x = 303,924.30 × 62,408.20
  4. Step 4: Simplify right side
    202,635.40x = 18,967,368,499.26
  5. Step 5: Solve for x
    x = 18,967,368,499.26/202,635.40
  6. Step 6: Final answer
    x = 93,603.43

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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.