Home / 224,433.57-309,718.20-143,861.03

Finding the Fourth Proportional to 224,433.57, 309,718.20 and 143,861.03

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Solution

The fourth proportional to 224,433.57, 309,718.20 and 143,861.03 is: 198,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,433.57 : 309,718.20 = 143,861.03 : x
  2. Step 2: Convert to fraction form
    224,433.57/309,718.20 = 143,861.03/x
  3. Step 3: Cross multiply
    224,433.57x = 309,718.20 × 143,861.03
  4. Step 4: Simplify right side
    224,433.57x = 44,556,379,261.75
  5. Step 5: Solve for x
    x = 44,556,379,261.75/224,433.57
  6. Step 6: Final answer
    x = 198,528.14

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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.