Home / 80,825.08-121,237.62-24,665.48

Finding the Fourth Proportional to 80,825.08, 121,237.62 and 24,665.48

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Solution

The fourth proportional to 80,825.08, 121,237.62 and 24,665.48 is: 36,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,825.08 : 121,237.62 = 24,665.48 : x
  2. Step 2: Convert to fraction form
    80,825.08/121,237.62 = 24,665.48/x
  3. Step 3: Cross multiply
    80,825.08x = 121,237.62 × 24,665.48
  4. Step 4: Simplify right side
    80,825.08x = 2,990,383,485.17
  5. Step 5: Solve for x
    x = 2,990,383,485.17/80,825.08
  6. Step 6: Final answer
    x = 36,998.21

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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.