Home / 111,555.07-153,949.43-63,823.79

Finding the Fourth Proportional to 111,555.07, 153,949.43 and 63,823.79

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Solution

The fourth proportional to 111,555.07, 153,949.43 and 63,823.79 is: 88,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,555.07 : 153,949.43 = 63,823.79 : x
  2. Step 2: Convert to fraction form
    111,555.07/153,949.43 = 63,823.79/x
  3. Step 3: Cross multiply
    111,555.07x = 153,949.43 × 63,823.79
  4. Step 4: Simplify right side
    111,555.07x = 9,825,636,635.37
  5. Step 5: Solve for x
    x = 9,825,636,635.37/111,555.07
  6. Step 6: Final answer
    x = 88,078.80

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