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Finding the Fourth Proportional to 140,852.46, 194,377.92 and 77,188.86

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Solution

The fourth proportional to 140,852.46, 194,377.92 and 77,188.86 is: 106,521.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,852.46 : 194,377.92 = 77,188.86 : x
  2. Step 2: Convert to fraction form
    140,852.46/194,377.92 = 77,188.86/x
  3. Step 3: Cross multiply
    140,852.46x = 194,377.92 × 77,188.86
  4. Step 4: Simplify right side
    140,852.46x = 15,003,810,053.97
  5. Step 5: Solve for x
    x = 15,003,810,053.97/140,852.46
  6. Step 6: Final answer
    x = 106,521.46

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