Home / 179,852.20-269,951.10-91,205.80

Finding the Fourth Proportional to 179,852.20, 269,951.10 and 91,205.80

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Solution

The fourth proportional to 179,852.20, 269,951.10 and 91,205.80 is: 136,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,852.20 : 269,951.10 = 91,205.80 : x
  2. Step 2: Convert to fraction form
    179,852.20/269,951.10 = 91,205.80/x
  3. Step 3: Cross multiply
    179,852.20x = 269,951.10 × 91,205.80
  4. Step 4: Simplify right side
    179,852.20x = 24,621,106,036.38
  5. Step 5: Solve for x
    x = 24,621,106,036.38/179,852.20
  6. Step 6: Final answer
    x = 136,896.33

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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.