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Finding the Fourth Proportional to 248,174.43, 372,120.41 and 169,384.11

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Solution

The fourth proportional to 248,174.43, 372,120.41 and 169,384.11 is: 253,979.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,174.43 : 372,120.41 = 169,384.11 : x
  2. Step 2: Convert to fraction form
    248,174.43/372,120.41 = 169,384.11/x
  3. Step 3: Cross multiply
    248,174.43x = 372,120.41 × 169,384.11
  4. Step 4: Simplify right side
    248,174.43x = 63,031,283,613.76
  5. Step 5: Solve for x
    x = 63,031,283,613.76/248,174.43
  6. Step 6: Final answer
    x = 253,979.77

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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.