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Finding the Fourth Proportional to 144,650.20, 216,878.10 and 65,723.80

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Solution

The fourth proportional to 144,650.20, 216,878.10 and 65,723.80 is: 98,541.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,650.20 : 216,878.10 = 65,723.80 : x
  2. Step 2: Convert to fraction form
    144,650.20/216,878.10 = 65,723.80/x
  3. Step 3: Cross multiply
    144,650.20x = 216,878.10 × 65,723.80
  4. Step 4: Simplify right side
    144,650.20x = 14,254,052,868.78
  5. Step 5: Solve for x
    x = 14,254,052,868.78/144,650.20
  6. Step 6: Final answer
    x = 98,541.54

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