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Finding the Fourth Proportional to 79,234.47, 109,344.43 and 43,423.71

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Solution

The fourth proportional to 79,234.47, 109,344.43 and 43,423.71 is: 59,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,234.47 : 109,344.43 = 43,423.71 : x
  2. Step 2: Convert to fraction form
    79,234.47/109,344.43 = 43,423.71/x
  3. Step 3: Cross multiply
    79,234.47x = 109,344.43 × 43,423.71
  4. Step 4: Simplify right side
    79,234.47x = 4,748,140,709.88
  5. Step 5: Solve for x
    x = 4,748,140,709.88/79,234.47
  6. Step 6: Final answer
    x = 59,925.19

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