Home / 224,209.20-309,399.48-143,523.12

Finding the Fourth Proportional to 224,209.20, 309,399.48 and 143,523.12

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Solution

The fourth proportional to 224,209.20, 309,399.48 and 143,523.12 is: 198,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,209.20 : 309,399.48 = 143,523.12 : x
  2. Step 2: Convert to fraction form
    224,209.20/309,399.48 = 143,523.12/x
  3. Step 3: Cross multiply
    224,209.20x = 309,399.48 × 143,523.12
  4. Step 4: Simplify right side
    224,209.20x = 44,405,978,695.98
  5. Step 5: Solve for x
    x = 44,405,978,695.98/224,209.20
  6. Step 6: Final answer
    x = 198,056.01

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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.