Home / 87,510.16-120,761.28-49,271.86

Finding the Fourth Proportional to 87,510.16, 120,761.28 and 49,271.86

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Solution

The fourth proportional to 87,510.16, 120,761.28 and 49,271.86 is: 67,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,510.16 : 120,761.28 = 49,271.86 : x
  2. Step 2: Convert to fraction form
    87,510.16/120,761.28 = 49,271.86/x
  3. Step 3: Cross multiply
    87,510.16x = 120,761.28 × 49,271.86
  4. Step 4: Simplify right side
    87,510.16x = 5,950,132,881.58
  5. Step 5: Solve for x
    x = 5,950,132,881.58/87,510.16
  6. Step 6: Final answer
    x = 67,993.62

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