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Finding the Fourth Proportional to 203,922.10, 305,883.15 and 203,922.10

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Solution

The fourth proportional to 203,922.10, 305,883.15 and 203,922.10 is: 305,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,922.10 : 305,883.15 = 203,922.10 : x
  2. Step 2: Convert to fraction form
    203,922.10/305,883.15 = 203,922.10/x
  3. Step 3: Cross multiply
    203,922.10x = 305,883.15 × 203,922.10
  4. Step 4: Simplify right side
    203,922.10x = 62,376,334,302.62
  5. Step 5: Solve for x
    x = 62,376,334,302.62/203,922.10
  6. Step 6: Final answer
    x = 305,883.15

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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.