Home / 151,861.43-209,550.80-83,874.36

Finding the Fourth Proportional to 151,861.43, 209,550.80 and 83,874.36

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Solution

The fourth proportional to 151,861.43, 209,550.80 and 83,874.36 is: 115,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,861.43 : 209,550.80 = 83,874.36 : x
  2. Step 2: Convert to fraction form
    151,861.43/209,550.80 = 83,874.36/x
  3. Step 3: Cross multiply
    151,861.43x = 209,550.80 × 83,874.36
  4. Step 4: Simplify right side
    151,861.43x = 17,575,939,237.49
  5. Step 5: Solve for x
    x = 17,575,939,237.49/151,861.43
  6. Step 6: Final answer
    x = 115,736.69

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