Home / 120,581.00-180,825.14-57,352.40

Finding the Fourth Proportional to 120,581.00, 180,825.14 and 57,352.40

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Solution

The fourth proportional to 120,581.00, 180,825.14 and 57,352.40 is: 86,006.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,581.00 : 180,825.14 = 57,352.40 : x
  2. Step 2: Convert to fraction form
    120,581.00/180,825.14 = 57,352.40/x
  3. Step 3: Cross multiply
    120,581.00x = 180,825.14 × 57,352.40
  4. Step 4: Simplify right side
    120,581.00x = 10,370,754,568.45
  5. Step 5: Solve for x
    x = 10,370,754,568.45/120,581.00
  6. Step 6: Final answer
    x = 86,006.54

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