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Finding the Fourth Proportional to 61,157.70, 91,736.55 and 34,913.70

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Solution

The fourth proportional to 61,157.70, 91,736.55 and 34,913.70 is: 52,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,157.70 : 91,736.55 = 34,913.70 : x
  2. Step 2: Convert to fraction form
    61,157.70/91,736.55 = 34,913.70/x
  3. Step 3: Cross multiply
    61,157.70x = 91,736.55 × 34,913.70
  4. Step 4: Simplify right side
    61,157.70x = 3,202,862,385.74
  5. Step 5: Solve for x
    x = 3,202,862,385.74/61,157.70
  6. Step 6: Final answer
    x = 52,370.55

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