Home / 170,100.47-255,208.07-75,317.72

Finding the Fourth Proportional to 170,100.47, 255,208.07 and 75,317.72

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Solution

The fourth proportional to 170,100.47, 255,208.07 and 75,317.72 is: 113,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,100.47 : 255,208.07 = 75,317.72 : x
  2. Step 2: Convert to fraction form
    170,100.47/255,208.07 = 75,317.72/x
  3. Step 3: Cross multiply
    170,100.47x = 255,208.07 × 75,317.72
  4. Step 4: Simplify right side
    170,100.47x = 19,221,688,446.59
  5. Step 5: Solve for x
    x = 19,221,688,446.59/170,100.47
  6. Step 6: Final answer
    x = 113,001.97

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