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Finding the Fourth Proportional to 83,731.32, 115,532.93 and 53,493.41

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Solution

The fourth proportional to 83,731.32, 115,532.93 and 53,493.41 is: 73,810.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,731.32 : 115,532.93 = 53,493.41 : x
  2. Step 2: Convert to fraction form
    83,731.32/115,532.93 = 53,493.41/x
  3. Step 3: Cross multiply
    83,731.32x = 115,532.93 × 53,493.41
  4. Step 4: Simplify right side
    83,731.32x = 6,180,250,815.56
  5. Step 5: Solve for x
    x = 6,180,250,815.56/83,731.32
  6. Step 6: Final answer
    x = 73,810.50

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