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Finding the Fourth Proportional to 248,632.54, 372,951.34 and 136,251.52

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Solution

The fourth proportional to 248,632.54, 372,951.34 and 136,251.52 is: 204,378.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,632.54 : 372,951.34 = 136,251.52 : x
  2. Step 2: Convert to fraction form
    248,632.54/372,951.34 = 136,251.52/x
  3. Step 3: Cross multiply
    248,632.54x = 372,951.34 × 136,251.52
  4. Step 4: Simplify right side
    248,632.54x = 50,815,185,688.03
  5. Step 5: Solve for x
    x = 50,815,185,688.03/248,632.54
  6. Step 6: Final answer
    x = 204,378.66

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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.