Home / 267,680.08-369,481.21-172,186.77

Finding the Fourth Proportional to 267,680.08, 369,481.21 and 172,186.77

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Solution

The fourth proportional to 267,680.08, 369,481.21 and 172,186.77 is: 237,670.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,680.08 : 369,481.21 = 172,186.77 : x
  2. Step 2: Convert to fraction form
    267,680.08/369,481.21 = 172,186.77/x
  3. Step 3: Cross multiply
    267,680.08x = 369,481.21 × 172,186.77
  4. Step 4: Simplify right side
    267,680.08x = 63,619,775,002.35
  5. Step 5: Solve for x
    x = 63,619,775,002.35/267,680.08
  6. Step 6: Final answer
    x = 237,670.94

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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.