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Finding the Fourth Proportional to 79,406.61, 109,581.34 and 43,598.94

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Solution

The fourth proportional to 79,406.61, 109,581.34 and 43,598.94 is: 60,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,406.61 : 109,581.34 = 43,598.94 : x
  2. Step 2: Convert to fraction form
    79,406.61/109,581.34 = 43,598.94/x
  3. Step 3: Cross multiply
    79,406.61x = 109,581.34 × 43,598.94
  4. Step 4: Simplify right side
    79,406.61x = 4,777,629,953.86
  5. Step 5: Solve for x
    x = 4,777,629,953.86/79,406.61
  6. Step 6: Final answer
    x = 60,166.65

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