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Finding the Fourth Proportional to 125,967.44, 173,831.51 and 68,605.47

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Solution

The fourth proportional to 125,967.44, 173,831.51 and 68,605.47 is: 94,673.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,967.44 : 173,831.51 = 68,605.47 : x
  2. Step 2: Convert to fraction form
    125,967.44/173,831.51 = 68,605.47/x
  3. Step 3: Cross multiply
    125,967.44x = 173,831.51 × 68,605.47
  4. Step 4: Simplify right side
    125,967.44x = 11,925,792,101.33
  5. Step 5: Solve for x
    x = 11,925,792,101.33/125,967.44
  6. Step 6: Final answer
    x = 94,673.61

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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.