Home / 87,935.36-121,348.16-50,202.24

Finding the Fourth Proportional to 87,935.36, 121,348.16 and 50,202.24

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Solution

The fourth proportional to 87,935.36, 121,348.16 and 50,202.24 is: 69,277.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,935.36 : 121,348.16 = 50,202.24 : x
  2. Step 2: Convert to fraction form
    87,935.36/121,348.16 = 50,202.24/x
  3. Step 3: Cross multiply
    87,935.36x = 121,348.16 × 50,202.24
  4. Step 4: Simplify right side
    87,935.36x = 6,091,949,451.88
  5. Step 5: Solve for x
    x = 6,091,949,451.88/87,935.36
  6. Step 6: Final answer
    x = 69,277.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.