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Finding the Fourth Proportional to 170,831.52, 235,756.44 and 95,375.52

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Solution

The fourth proportional to 170,831.52, 235,756.44 and 95,375.52 is: 131,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,831.52 : 235,756.44 = 95,375.52 : x
  2. Step 2: Convert to fraction form
    170,831.52/235,756.44 = 95,375.52/x
  3. Step 3: Cross multiply
    170,831.52x = 235,756.44 × 95,375.52
  4. Step 4: Simplify right side
    170,831.52x = 22,485,393,058.35
  5. Step 5: Solve for x
    x = 22,485,393,058.35/170,831.52
  6. Step 6: Final answer
    x = 131,623.21

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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.