Home / 168,188.30-232,096.88-91,708

Finding the Fourth Proportional to 168,188.30, 232,096.88 and 91,708

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Solution

The fourth proportional to 168,188.30, 232,096.88 and 91,708 is: 126,555.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,188.30 : 232,096.88 = 91,708 : x
  2. Step 2: Convert to fraction form
    168,188.30/232,096.88 = 91,708/x
  3. Step 3: Cross multiply
    168,188.30x = 232,096.88 × 91,708
  4. Step 4: Simplify right side
    168,188.30x = 21,285,140,671.04
  5. Step 5: Solve for x
    x = 21,285,140,671.04/168,188.30
  6. Step 6: Final answer
    x = 126,555.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.