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Finding the Fourth Proportional to 96,876.90, 133,706.18 and 56,590.54

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Solution

The fourth proportional to 96,876.90, 133,706.18 and 56,590.54 is: 78,104.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,876.90 : 133,706.18 = 56,590.54 : x
  2. Step 2: Convert to fraction form
    96,876.90/133,706.18 = 56,590.54/x
  3. Step 3: Cross multiply
    96,876.90x = 133,706.18 × 56,590.54
  4. Step 4: Simplify right side
    96,876.90x = 7,566,504,927.54
  5. Step 5: Solve for x
    x = 7,566,504,927.54/96,876.90
  6. Step 6: Final answer
    x = 78,104.33

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