Home / 80,035.04-120,156.24-50,512.16

Finding the Fourth Proportional to 80,035.04, 120,156.24 and 50,512.16

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Solution

The fourth proportional to 80,035.04, 120,156.24 and 50,512.16 is: 75,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,035.04 : 120,156.24 = 50,512.16 : x
  2. Step 2: Convert to fraction form
    80,035.04/120,156.24 = 50,512.16/x
  3. Step 3: Cross multiply
    80,035.04x = 120,156.24 × 50,512.16
  4. Step 4: Simplify right side
    80,035.04x = 6,069,351,219.88
  5. Step 5: Solve for x
    x = 6,069,351,219.88/80,035.04
  6. Step 6: Final answer
    x = 75,833.68

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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.