Home / 87,043.18-120,156.33-58,787.14

Finding the Fourth Proportional to 87,043.18, 120,156.33 and 58,787.14

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Solution

The fourth proportional to 87,043.18, 120,156.33 and 58,787.14 is: 81,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,043.18 : 120,156.33 = 58,787.14 : x
  2. Step 2: Convert to fraction form
    87,043.18/120,156.33 = 58,787.14/x
  3. Step 3: Cross multiply
    87,043.18x = 120,156.33 × 58,787.14
  4. Step 4: Simplify right side
    87,043.18x = 7,063,646,993.60
  5. Step 5: Solve for x
    x = 7,063,646,993.60/87,043.18
  6. Step 6: Final answer
    x = 81,151.07

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