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Finding the Fourth Proportional to 79,157.18, 109,124.35 and 48,925.42

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Solution

The fourth proportional to 79,157.18, 109,124.35 and 48,925.42 is: 67,447.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,157.18 : 109,124.35 = 48,925.42 : x
  2. Step 2: Convert to fraction form
    79,157.18/109,124.35 = 48,925.42/x
  3. Step 3: Cross multiply
    79,157.18x = 109,124.35 × 48,925.42
  4. Step 4: Simplify right side
    79,157.18x = 5,338,954,260.85
  5. Step 5: Solve for x
    x = 5,338,954,260.85/79,157.18
  6. Step 6: Final answer
    x = 67,447.50

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