Home / 143,183.50-214,775.73-48,414.45

Finding the Fourth Proportional to 143,183.50, 214,775.73 and 48,414.45

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Solution

The fourth proportional to 143,183.50, 214,775.73 and 48,414.45 is: 72,621.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,183.50 : 214,775.73 = 48,414.45 : x
  2. Step 2: Convert to fraction form
    143,183.50/214,775.73 = 48,414.45/x
  3. Step 3: Cross multiply
    143,183.50x = 214,775.73 × 48,414.45
  4. Step 4: Simplify right side
    143,183.50x = 10,398,248,841.30
  5. Step 5: Solve for x
    x = 10,398,248,841.30/143,183.50
  6. Step 6: Final answer
    x = 72,621.84

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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.