Home / 88,067.88-121,516.74-50,334.12

Finding the Fourth Proportional to 88,067.88, 121,516.74 and 50,334.12

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Solution

The fourth proportional to 88,067.88, 121,516.74 and 50,334.12 is: 69,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067.88 : 121,516.74 = 50,334.12 : x
  2. Step 2: Convert to fraction form
    88,067.88/121,516.74 = 50,334.12/x
  3. Step 3: Cross multiply
    88,067.88x = 121,516.74 × 50,334.12
  4. Step 4: Simplify right side
    88,067.88x = 6,116,438,173.17
  5. Step 5: Solve for x
    x = 6,116,438,173.17/88,067.88
  6. Step 6: Final answer
    x = 69,451.41

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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.