Home / 248,126.26-342,238.89-171,668.74

Finding the Fourth Proportional to 248,126.26, 342,238.89 and 171,668.74

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Solution

The fourth proportional to 248,126.26, 342,238.89 and 171,668.74 is: 236,781.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,126.26 : 342,238.89 = 171,668.74 : x
  2. Step 2: Convert to fraction form
    248,126.26/342,238.89 = 171,668.74/x
  3. Step 3: Cross multiply
    248,126.26x = 342,238.89 × 171,668.74
  4. Step 4: Simplify right side
    248,126.26x = 58,751,719,025.30
  5. Step 5: Solve for x
    x = 58,751,719,025.30/248,126.26
  6. Step 6: Final answer
    x = 236,781.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.