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Finding the Fourth Proportional to 71,510.72, 107,268.96 and 34,051.52

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Solution

The fourth proportional to 71,510.72, 107,268.96 and 34,051.52 is: 51,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,510.72 : 107,268.96 = 34,051.52 : x
  2. Step 2: Convert to fraction form
    71,510.72/107,268.96 = 34,051.52/x
  3. Step 3: Cross multiply
    71,510.72x = 107,268.96 × 34,051.52
  4. Step 4: Simplify right side
    71,510.72x = 3,652,671,136.82
  5. Step 5: Solve for x
    x = 3,652,671,136.82/71,510.72
  6. Step 6: Final answer
    x = 51,078.65

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