Home / 80,322.26-110,842.09-48,485.61

Finding the Fourth Proportional to 80,322.26, 110,842.09 and 48,485.61

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Solution

The fourth proportional to 80,322.26, 110,842.09 and 48,485.61 is: 66,908.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,322.26 : 110,842.09 = 48,485.61 : x
  2. Step 2: Convert to fraction form
    80,322.26/110,842.09 = 48,485.61/x
  3. Step 3: Cross multiply
    80,322.26x = 110,842.09 × 48,485.61
  4. Step 4: Simplify right side
    80,322.26x = 5,374,246,226.11
  5. Step 5: Solve for x
    x = 5,374,246,226.11/80,322.26
  6. Step 6: Final answer
    x = 66,908.56

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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.