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Finding the Fourth Proportional to 143,931.70, 215,878.65 and 44,101.90

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Solution

The fourth proportional to 143,931.70, 215,878.65 and 44,101.90 is: 66,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,931.70 : 215,878.65 = 44,101.90 : x
  2. Step 2: Convert to fraction form
    143,931.70/215,878.65 = 44,101.90/x
  3. Step 3: Cross multiply
    143,931.70x = 215,878.65 × 44,101.90
  4. Step 4: Simplify right side
    143,931.70x = 9,520,658,634.44
  5. Step 5: Solve for x
    x = 9,520,658,634.44/143,931.70
  6. Step 6: Final answer
    x = 66,147.06

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