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Finding the Fourth Proportional to 171,635.44, 236,831.44 and 98,042.48

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Solution

The fourth proportional to 171,635.44, 236,831.44 and 98,042.48 is: 135,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,635.44 : 236,831.44 = 98,042.48 : x
  2. Step 2: Convert to fraction form
    171,635.44/236,831.44 = 98,042.48/x
  3. Step 3: Cross multiply
    171,635.44x = 236,831.44 × 98,042.48
  4. Step 4: Simplify right side
    171,635.44x = 23,219,541,719.57
  5. Step 5: Solve for x
    x = 23,219,541,719.57/171,635.44
  6. Step 6: Final answer
    x = 135,284.07

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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.