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Finding the Fourth Proportional to 84,811.77, 127,275.97 and 29,407.77

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Solution

The fourth proportional to 84,811.77, 127,275.97 and 29,407.77 is: 44,131.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,811.77 : 127,275.97 = 29,407.77 : x
  2. Step 2: Convert to fraction form
    84,811.77/127,275.97 = 29,407.77/x
  3. Step 3: Cross multiply
    84,811.77x = 127,275.97 × 29,407.77
  4. Step 4: Simplify right side
    84,811.77x = 3,742,901,815.91
  5. Step 5: Solve for x
    x = 3,742,901,815.91/84,811.77
  6. Step 6: Final answer
    x = 44,131.87

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