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Finding the Fourth Proportional to 89,703.75, 123,796.86 and 49,417.59

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Solution

The fourth proportional to 89,703.75, 123,796.86 and 49,417.59 is: 68,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,703.75 : 123,796.86 = 49,417.59 : x
  2. Step 2: Convert to fraction form
    89,703.75/123,796.86 = 49,417.59/x
  3. Step 3: Cross multiply
    89,703.75x = 123,796.86 × 49,417.59
  4. Step 4: Simplify right side
    89,703.75x = 6,117,742,470.77
  5. Step 5: Solve for x
    x = 6,117,742,470.77/89,703.75
  6. Step 6: Final answer
    x = 68,199.41

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