Home / 80,211.06-120,248.94-50,563.56

Finding the Fourth Proportional to 80,211.06, 120,248.94 and 50,563.56

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Solution

The fourth proportional to 80,211.06, 120,248.94 and 50,563.56 is: 75,802.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,211.06 : 120,248.94 = 50,563.56 : x
  2. Step 2: Convert to fraction form
    80,211.06/120,248.94 = 50,563.56/x
  3. Step 3: Cross multiply
    80,211.06x = 120,248.94 × 50,563.56
  4. Step 4: Simplify right side
    80,211.06x = 6,080,214,492.63
  5. Step 5: Solve for x
    x = 6,080,214,492.63/80,211.06
  6. Step 6: Final answer
    x = 75,802.69

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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.