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Finding the Fourth Proportional to 140,637.67, 194,079.98 and 76,975.46

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Solution

The fourth proportional to 140,637.67, 194,079.98 and 76,975.46 is: 106,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,637.67 : 194,079.98 = 76,975.46 : x
  2. Step 2: Convert to fraction form
    140,637.67/194,079.98 = 76,975.46/x
  3. Step 3: Cross multiply
    140,637.67x = 194,079.98 × 76,975.46
  4. Step 4: Simplify right side
    140,637.67x = 14,939,395,737.29
  5. Step 5: Solve for x
    x = 14,939,395,737.29/140,637.67
  6. Step 6: Final answer
    x = 106,226.13

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