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Finding the Fourth Proportional to 102,670.92, 141,679.62 and 59,643.72

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Solution

The fourth proportional to 102,670.92, 141,679.62 and 59,643.72 is: 82,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,670.92 : 141,679.62 = 59,643.72 : x
  2. Step 2: Convert to fraction form
    102,670.92/141,679.62 = 59,643.72/x
  3. Step 3: Cross multiply
    102,670.92x = 141,679.62 × 59,643.72
  4. Step 4: Simplify right side
    102,670.92x = 8,450,299,584.99
  5. Step 5: Solve for x
    x = 8,450,299,584.99/102,670.92
  6. Step 6: Final answer
    x = 82,304.70

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