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Finding the Fourth Proportional to 264,049.87, 364,388.90 and 143,191.12

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Solution

The fourth proportional to 264,049.87, 364,388.90 and 143,191.12 is: 197,603.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,049.87 : 364,388.90 = 143,191.12 : x
  2. Step 2: Convert to fraction form
    264,049.87/364,388.90 = 143,191.12/x
  3. Step 3: Cross multiply
    264,049.87x = 364,388.90 × 143,191.12
  4. Step 4: Simplify right side
    264,049.87x = 52,177,254,153.57
  5. Step 5: Solve for x
    x = 52,177,254,153.57/264,049.87
  6. Step 6: Final answer
    x = 197,603.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.