Home / 71,217.93-98,279.07-39,386.15

Finding the Fourth Proportional to 71,217.93, 98,279.07 and 39,386.15

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Solution

The fourth proportional to 71,217.93, 98,279.07 and 39,386.15 is: 54,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,217.93 : 98,279.07 = 39,386.15 : x
  2. Step 2: Convert to fraction form
    71,217.93/98,279.07 = 39,386.15/x
  3. Step 3: Cross multiply
    71,217.93x = 98,279.07 × 39,386.15
  4. Step 4: Simplify right side
    71,217.93x = 3,870,834,143.88
  5. Step 5: Solve for x
    x = 3,870,834,143.88/71,217.93
  6. Step 6: Final answer
    x = 54,351.96

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