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Finding the Fourth Proportional to 84,875.47, 117,128.97 and 46,634.40

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Solution

The fourth proportional to 84,875.47, 117,128.97 and 46,634.40 is: 64,355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,875.47 : 117,128.97 = 46,634.40 : x
  2. Step 2: Convert to fraction form
    84,875.47/117,128.97 = 46,634.40/x
  3. Step 3: Cross multiply
    84,875.47x = 117,128.97 × 46,634.40
  4. Step 4: Simplify right side
    84,875.47x = 5,462,239,238.57
  5. Step 5: Solve for x
    x = 5,462,239,238.57/84,875.47
  6. Step 6: Final answer
    x = 64,355.92

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