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Finding the Fourth Proportional to 79,641.42, 109,901.18 and 43,830.52

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Solution

The fourth proportional to 79,641.42, 109,901.18 and 43,830.52 is: 60,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,641.42 : 109,901.18 = 43,830.52 : x
  2. Step 2: Convert to fraction form
    79,641.42/109,901.18 = 43,830.52/x
  3. Step 3: Cross multiply
    79,641.42x = 109,901.18 × 43,830.52
  4. Step 4: Simplify right side
    79,641.42x = 4,817,025,868.01
  5. Step 5: Solve for x
    x = 4,817,025,868.01/79,641.42
  6. Step 6: Final answer
    x = 60,483.93

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