Home / 88,645.13-122,330.27-50,919.38

Finding the Fourth Proportional to 88,645.13, 122,330.27 and 50,919.38

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Solution

The fourth proportional to 88,645.13, 122,330.27 and 50,919.38 is: 70,268.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,645.13 : 122,330.27 = 50,919.38 : x
  2. Step 2: Convert to fraction form
    88,645.13/122,330.27 = 50,919.38/x
  3. Step 3: Cross multiply
    88,645.13x = 122,330.27 × 50,919.38
  4. Step 4: Simplify right side
    88,645.13x = 6,228,981,019.28
  5. Step 5: Solve for x
    x = 6,228,981,019.28/88,645.13
  6. Step 6: Final answer
    x = 70,268.74

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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.