Home / 87,413.43-120,649.64-55,576.11

Finding the Fourth Proportional to 87,413.43, 120,649.64 and 55,576.11

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Solution

The fourth proportional to 87,413.43, 120,649.64 and 55,576.11 is: 76,707.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,413.43 : 120,649.64 = 55,576.11 : x
  2. Step 2: Convert to fraction form
    87,413.43/120,649.64 = 55,576.11/x
  3. Step 3: Cross multiply
    87,413.43x = 120,649.64 × 55,576.11
  4. Step 4: Simplify right side
    87,413.43x = 6,705,237,386.22
  5. Step 5: Solve for x
    x = 6,705,237,386.22/87,413.43
  6. Step 6: Final answer
    x = 76,707.18

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