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Finding the Fourth Proportional to 224,099, 336,147.26 and 129,267.72

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Solution

The fourth proportional to 224,099, 336,147.26 and 129,267.72 is: 193,900.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,099 : 336,147.26 = 129,267.72 : x
  2. Step 2: Convert to fraction form
    224,099/336,147.26 = 129,267.72/x
  3. Step 3: Cross multiply
    224,099x = 336,147.26 × 129,267.72
  4. Step 4: Simplify right side
    224,099x = 43,452,989,884.45
  5. Step 5: Solve for x
    x = 43,452,989,884.45/224,099
  6. Step 6: Final answer
    x = 193,900.86

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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.