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Finding the Fourth Proportional to 96,966.77, 133,830.06 and 56,672.66

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Solution

The fourth proportional to 96,966.77, 133,830.06 and 56,672.66 is: 78,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,966.77 : 133,830.06 = 56,672.66 : x
  2. Step 2: Convert to fraction form
    96,966.77/133,830.06 = 56,672.66/x
  3. Step 3: Cross multiply
    96,966.77x = 133,830.06 × 56,672.66
  4. Step 4: Simplify right side
    96,966.77x = 7,584,505,488.16
  5. Step 5: Solve for x
    x = 7,584,505,488.16/96,966.77
  6. Step 6: Final answer
    x = 78,217.57

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