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Finding the Fourth Proportional to 235,152.97, 352,487.86 and 92,940.46

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Solution

The fourth proportional to 235,152.97, 352,487.86 and 92,940.46 is: 139,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,152.97 : 352,487.86 = 92,940.46 : x
  2. Step 2: Convert to fraction form
    235,152.97/352,487.86 = 92,940.46/x
  3. Step 3: Cross multiply
    235,152.97x = 352,487.86 × 92,940.46
  4. Step 4: Simplify right side
    235,152.97x = 32,760,383,852.82
  5. Step 5: Solve for x
    x = 32,760,383,852.82/235,152.97
  6. Step 6: Final answer
    x = 139,315.20

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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.