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Finding the Fourth Proportional to 79,158.02, 109,248.44 and 45,158.67

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Solution

The fourth proportional to 79,158.02, 109,248.44 and 45,158.67 is: 62,324.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,158.02 : 109,248.44 = 45,158.67 : x
  2. Step 2: Convert to fraction form
    79,158.02/109,248.44 = 45,158.67/x
  3. Step 3: Cross multiply
    79,158.02x = 109,248.44 × 45,158.67
  4. Step 4: Simplify right side
    79,158.02x = 4,933,514,024.18
  5. Step 5: Solve for x
    x = 4,933,514,024.18/79,158.02
  6. Step 6: Final answer
    x = 62,324.88

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