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Finding the Fourth Proportional to 100,559.58, 138,837.14 and 62,359.71

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Solution

The fourth proportional to 100,559.58, 138,837.14 and 62,359.71 is: 86,096.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,559.58 : 138,837.14 = 62,359.71 : x
  2. Step 2: Convert to fraction form
    100,559.58/138,837.14 = 62,359.71/x
  3. Step 3: Cross multiply
    100,559.58x = 138,837.14 × 62,359.71
  4. Step 4: Simplify right side
    100,559.58x = 8,657,843,787.63
  5. Step 5: Solve for x
    x = 8,657,843,787.63/100,559.58
  6. Step 6: Final answer
    x = 86,096.66

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