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Finding the Fourth Proportional to 73,964.22, 102,070.72 and 40,430.22

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Solution

The fourth proportional to 73,964.22, 102,070.72 and 40,430.22 is: 55,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,964.22 : 102,070.72 = 40,430.22 : x
  2. Step 2: Convert to fraction form
    73,964.22/102,070.72 = 40,430.22/x
  3. Step 3: Cross multiply
    73,964.22x = 102,070.72 × 40,430.22
  4. Step 4: Simplify right side
    73,964.22x = 4,126,741,665.16
  5. Step 5: Solve for x
    x = 4,126,741,665.16/73,964.22
  6. Step 6: Final answer
    x = 55,793.76

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