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Finding the Fourth Proportional to 70,068.62, 96,669.42 and 53,940.87

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Solution

The fourth proportional to 70,068.62, 96,669.42 and 53,940.87 is: 74,418.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,068.62 : 96,669.42 = 53,940.87 : x
  2. Step 2: Convert to fraction form
    70,068.62/96,669.42 = 53,940.87/x
  3. Step 3: Cross multiply
    70,068.62x = 96,669.42 × 53,940.87
  4. Step 4: Simplify right side
    70,068.62x = 5,214,432,347.49
  5. Step 5: Solve for x
    x = 5,214,432,347.49/70,068.62
  6. Step 6: Final answer
    x = 74,418.94

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