Home / 88,310.79-121,832.96-50,062.23

Finding the Fourth Proportional to 88,310.79, 121,832.96 and 50,062.23

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Solution

The fourth proportional to 88,310.79, 121,832.96 and 50,062.23 is: 69,065.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,310.79 : 121,832.96 = 50,062.23 : x
  2. Step 2: Convert to fraction form
    88,310.79/121,832.96 = 50,062.23/x
  3. Step 3: Cross multiply
    88,310.79x = 121,832.96 × 50,062.23
  4. Step 4: Simplify right side
    88,310.79x = 6,099,229,414.79
  5. Step 5: Solve for x
    x = 6,099,229,414.79/88,310.79
  6. Step 6: Final answer
    x = 69,065.51

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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.