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Finding the Fourth Proportional to 248,597.69, 372,562.81 and 136,108.13

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Solution

The fourth proportional to 248,597.69, 372,562.81 and 136,108.13 is: 203,979.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,597.69 : 372,562.81 = 136,108.13 : x
  2. Step 2: Convert to fraction form
    248,597.69/372,562.81 = 136,108.13/x
  3. Step 3: Cross multiply
    248,597.69x = 372,562.81 × 136,108.13
  4. Step 4: Simplify right side
    248,597.69x = 50,708,827,376.65
  5. Step 5: Solve for x
    x = 50,708,827,376.65/248,597.69
  6. Step 6: Final answer
    x = 203,979.48

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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.