Home / 206,714.36-285,310.24-126,124.58

Finding the Fourth Proportional to 206,714.36, 285,310.24 and 126,124.58

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Solution

The fourth proportional to 206,714.36, 285,310.24 and 126,124.58 is: 174,079.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,714.36 : 285,310.24 = 126,124.58 : x
  2. Step 2: Convert to fraction form
    206,714.36/285,310.24 = 126,124.58/x
  3. Step 3: Cross multiply
    206,714.36x = 285,310.24 × 126,124.58
  4. Step 4: Simplify right side
    206,714.36x = 35,984,632,447.84
  5. Step 5: Solve for x
    x = 35,984,632,447.84/206,714.36
  6. Step 6: Final answer
    x = 174,079.02

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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.