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Finding the Fourth Proportional to 235,578.52, 353,367.78 and 95,435.56

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Solution

The fourth proportional to 235,578.52, 353,367.78 and 95,435.56 is: 143,153.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,578.52 : 353,367.78 = 95,435.56 : x
  2. Step 2: Convert to fraction form
    235,578.52/353,367.78 = 95,435.56/x
  3. Step 3: Cross multiply
    235,578.52x = 353,367.78 × 95,435.56
  4. Step 4: Simplify right side
    235,578.52x = 33,723,851,970.26
  5. Step 5: Solve for x
    x = 33,723,851,970.26/235,578.52
  6. Step 6: Final answer
    x = 143,153.34

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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.