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Finding the Fourth Proportional to 105,047.96, 144,967.11 and 57,301.52

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Solution

The fourth proportional to 105,047.96, 144,967.11 and 57,301.52 is: 79,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,047.96 : 144,967.11 = 57,301.52 : x
  2. Step 2: Convert to fraction form
    105,047.96/144,967.11 = 57,301.52/x
  3. Step 3: Cross multiply
    105,047.96x = 144,967.11 × 57,301.52
  4. Step 4: Simplify right side
    105,047.96x = 8,306,835,753.01
  5. Step 5: Solve for x
    x = 8,306,835,753.01/105,047.96
  6. Step 6: Final answer
    x = 79,076.60

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