Home / 87,877.20-121,269.04-47,590.64

Finding the Fourth Proportional to 87,877.20, 121,269.04 and 47,590.64

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Solution

The fourth proportional to 87,877.20, 121,269.04 and 47,590.64 is: 65,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,877.20 : 121,269.04 = 47,590.64 : x
  2. Step 2: Convert to fraction form
    87,877.20/121,269.04 = 47,590.64/x
  3. Step 3: Cross multiply
    87,877.20x = 121,269.04 × 47,590.64
  4. Step 4: Simplify right side
    87,877.20x = 5,771,270,500.46
  5. Step 5: Solve for x
    x = 5,771,270,500.46/87,877.20
  6. Step 6: Final answer
    x = 65,674.26

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