Home / 106,123.16-159,129.96-31,233.60

Finding the Fourth Proportional to 106,123.16, 159,129.96 and 31,233.60

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Solution

The fourth proportional to 106,123.16, 159,129.96 and 31,233.60 is: 46,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,123.16 : 159,129.96 = 31,233.60 : x
  2. Step 2: Convert to fraction form
    106,123.16/159,129.96 = 31,233.60/x
  3. Step 3: Cross multiply
    106,123.16x = 159,129.96 × 31,233.60
  4. Step 4: Simplify right side
    106,123.16x = 4,970,201,518.66
  5. Step 5: Solve for x
    x = 4,970,201,518.66/106,123.16
  6. Step 6: Final answer
    x = 46,834.28

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