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Finding the Fourth Proportional to 248,194.68, 372,150.78 and 169,404.36

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Solution

The fourth proportional to 248,194.68, 372,150.78 and 169,404.36 is: 254,010.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,194.68 : 372,150.78 = 169,404.36 : x
  2. Step 2: Convert to fraction form
    248,194.68/372,150.78 = 169,404.36/x
  3. Step 3: Cross multiply
    248,194.68x = 372,150.78 × 169,404.36
  4. Step 4: Simplify right side
    248,194.68x = 63,043,964,709.40
  5. Step 5: Solve for x
    x = 63,043,964,709.40/248,194.68
  6. Step 6: Final answer
    x = 254,010.14

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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.