Home / 206,962.22-285,631.46-115,090.61

Finding the Fourth Proportional to 206,962.22, 285,631.46 and 115,090.61

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Solution

The fourth proportional to 206,962.22, 285,631.46 and 115,090.61 is: 158,838.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,962.22 : 285,631.46 = 115,090.61 : x
  2. Step 2: Convert to fraction form
    206,962.22/285,631.46 = 115,090.61/x
  3. Step 3: Cross multiply
    206,962.22x = 285,631.46 × 115,090.61
  4. Step 4: Simplify right side
    206,962.22x = 32,873,496,962.98
  5. Step 5: Solve for x
    x = 32,873,496,962.98/206,962.22
  6. Step 6: Final answer
    x = 158,838.16

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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.