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Finding the Fourth Proportional to 235,131.54, 353,151.12 and 201,473.61

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Solution

The fourth proportional to 235,131.54, 353,151.12 and 201,473.61 is: 302,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,131.54 : 353,151.12 = 201,473.61 : x
  2. Step 2: Convert to fraction form
    235,131.54/353,151.12 = 201,473.61/x
  3. Step 3: Cross multiply
    235,131.54x = 353,151.12 × 201,473.61
  4. Step 4: Simplify right side
    235,131.54x = 71,150,631,021.94
  5. Step 5: Solve for x
    x = 71,150,631,021.94/235,131.54
  6. Step 6: Final answer
    x = 302,599.26

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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.