Home / 149,979.29-207,023.54-86,342.45

Finding the Fourth Proportional to 149,979.29, 207,023.54 and 86,342.45

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Solution

The fourth proportional to 149,979.29, 207,023.54 and 86,342.45 is: 119,182.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,979.29 : 207,023.54 = 86,342.45 : x
  2. Step 2: Convert to fraction form
    149,979.29/207,023.54 = 86,342.45/x
  3. Step 3: Cross multiply
    149,979.29x = 207,023.54 × 86,342.45
  4. Step 4: Simplify right side
    149,979.29x = 17,874,918,184.44
  5. Step 5: Solve for x
    x = 17,874,918,184.44/149,979.29
  6. Step 6: Final answer
    x = 119,182.58

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