Home / 155,113.44-232,697.46-80,213.22

Finding the Fourth Proportional to 155,113.44, 232,697.46 and 80,213.22

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Solution

The fourth proportional to 155,113.44, 232,697.46 and 80,213.22 is: 120,333.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,113.44 : 232,697.46 = 80,213.22 : x
  2. Step 2: Convert to fraction form
    155,113.44/232,697.46 = 80,213.22/x
  3. Step 3: Cross multiply
    155,113.44x = 232,697.46 × 80,213.22
  4. Step 4: Simplify right side
    155,113.44x = 18,665,412,552.42
  5. Step 5: Solve for x
    x = 18,665,412,552.42/155,113.44
  6. Step 6: Final answer
    x = 120,333.95

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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.