Home / 80,214.91-120,322.06-27,624.24

Finding the Fourth Proportional to 80,214.91, 120,322.06 and 27,624.24

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Solution

The fourth proportional to 80,214.91, 120,322.06 and 27,624.24 is: 41,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,214.91 : 120,322.06 = 27,624.24 : x
  2. Step 2: Convert to fraction form
    80,214.91/120,322.06 = 27,624.24/x
  3. Step 3: Cross multiply
    80,214.91x = 120,322.06 × 27,624.24
  4. Step 4: Simplify right side
    80,214.91x = 3,323,805,393.67
  5. Step 5: Solve for x
    x = 3,323,805,393.67/80,214.91
  6. Step 6: Final answer
    x = 41,436.26

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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.