Home / 87,815.80-121,184.58-50,090.68

Finding the Fourth Proportional to 87,815.80, 121,184.58 and 50,090.68

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Solution

The fourth proportional to 87,815.80, 121,184.58 and 50,090.68 is: 69,124.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,815.80 : 121,184.58 = 50,090.68 : x
  2. Step 2: Convert to fraction form
    87,815.80/121,184.58 = 50,090.68/x
  3. Step 3: Cross multiply
    87,815.80x = 121,184.58 × 50,090.68
  4. Step 4: Simplify right side
    87,815.80x = 6,070,218,017.71
  5. Step 5: Solve for x
    x = 6,070,218,017.71/87,815.80
  6. Step 6: Final answer
    x = 69,124.44

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