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Finding the Fourth Proportional to 248,594.94, 372,558.69 and 136,105.38

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Solution

The fourth proportional to 248,594.94, 372,558.69 and 136,105.38 is: 203,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,594.94 : 372,558.69 = 136,105.38 : x
  2. Step 2: Convert to fraction form
    248,594.94/372,558.69 = 136,105.38/x
  3. Step 3: Cross multiply
    248,594.94x = 372,558.69 × 136,105.38
  4. Step 4: Simplify right side
    248,594.94x = 50,707,242,074.75
  5. Step 5: Solve for x
    x = 50,707,242,074.75/248,594.94
  6. Step 6: Final answer
    x = 203,975.36

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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.