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Finding the Fourth Proportional to 248,151.60, 372,227.40 and 154,839.60

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Solution

The fourth proportional to 248,151.60, 372,227.40 and 154,839.60 is: 232,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,151.60 : 372,227.40 = 154,839.60 : x
  2. Step 2: Convert to fraction form
    248,151.60/372,227.40 = 154,839.60/x
  3. Step 3: Cross multiply
    248,151.60x = 372,227.40 × 154,839.60
  4. Step 4: Simplify right side
    248,151.60x = 57,635,541,725.04
  5. Step 5: Solve for x
    x = 57,635,541,725.04/248,151.60
  6. Step 6: Final answer
    x = 232,259.40

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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.