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Finding the Fourth Proportional to 109,438.63, 151,025.31 and 59,137.63

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Solution

The fourth proportional to 109,438.63, 151,025.31 and 59,137.63 is: 81,609.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,438.63 : 151,025.31 = 59,137.63 : x
  2. Step 2: Convert to fraction form
    109,438.63/151,025.31 = 59,137.63/x
  3. Step 3: Cross multiply
    109,438.63x = 151,025.31 × 59,137.63
  4. Step 4: Simplify right side
    109,438.63x = 8,931,278,903.42
  5. Step 5: Solve for x
    x = 8,931,278,903.42/109,438.63
  6. Step 6: Final answer
    x = 81,609.93

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