Home / 248,864.20-373,382.70-108,665.80

Finding the Fourth Proportional to 248,864.20, 373,382.70 and 108,665.80

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Solution

The fourth proportional to 248,864.20, 373,382.70 and 108,665.80 is: 163,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,864.20 : 373,382.70 = 108,665.80 : x
  2. Step 2: Convert to fraction form
    248,864.20/373,382.70 = 108,665.80/x
  3. Step 3: Cross multiply
    248,864.20x = 373,382.70 × 108,665.80
  4. Step 4: Simplify right side
    248,864.20x = 40,573,929,801.66
  5. Step 5: Solve for x
    x = 40,573,929,801.66/248,864.20
  6. Step 6: Final answer
    x = 163,036.43

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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.