Home / 89,386.43-134,036.31-51,957.28

Finding the Fourth Proportional to 89,386.43, 134,036.31 and 51,957.28

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Solution

The fourth proportional to 89,386.43, 134,036.31 and 51,957.28 is: 77,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,386.43 : 134,036.31 = 51,957.28 : x
  2. Step 2: Convert to fraction form
    89,386.43/134,036.31 = 51,957.28/x
  3. Step 3: Cross multiply
    89,386.43x = 134,036.31 × 51,957.28
  4. Step 4: Simplify right side
    89,386.43x = 6,964,161,418.66
  5. Step 5: Solve for x
    x = 6,964,161,418.66/89,386.43
  6. Step 6: Final answer
    x = 77,910.72

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