Home / 209,163.63-288,648.06-113,670.34

Finding the Fourth Proportional to 209,163.63, 288,648.06 and 113,670.34

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Solution

The fourth proportional to 209,163.63, 288,648.06 and 113,670.34 is: 156,866.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,163.63 : 288,648.06 = 113,670.34 : x
  2. Step 2: Convert to fraction form
    209,163.63/288,648.06 = 113,670.34/x
  3. Step 3: Cross multiply
    209,163.63x = 288,648.06 × 113,670.34
  4. Step 4: Simplify right side
    209,163.63x = 32,810,721,972.66
  5. Step 5: Solve for x
    x = 32,810,721,972.66/209,163.63
  6. Step 6: Final answer
    x = 156,866.28

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