Home / 80,849.96-121,292.70-23,919.42

Finding the Fourth Proportional to 80,849.96, 121,292.70 and 23,919.42

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Solution

The fourth proportional to 80,849.96, 121,292.70 and 23,919.42 is: 35,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,849.96 : 121,292.70 = 23,919.42 : x
  2. Step 2: Convert to fraction form
    80,849.96/121,292.70 = 23,919.42/x
  3. Step 3: Cross multiply
    80,849.96x = 121,292.70 × 23,919.42
  4. Step 4: Simplify right side
    80,849.96x = 2,901,251,034.23
  5. Step 5: Solve for x
    x = 2,901,251,034.23/80,849.96
  6. Step 6: Final answer
    x = 35,884.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.