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Finding the Fourth Proportional to 244,847.21, 337,922.12 and 137,423.12

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Solution

The fourth proportional to 244,847.21, 337,922.12 and 137,423.12 is: 189,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,847.21 : 337,922.12 = 137,423.12 : x
  2. Step 2: Convert to fraction form
    244,847.21/337,922.12 = 137,423.12/x
  3. Step 3: Cross multiply
    244,847.21x = 337,922.12 × 137,423.12
  4. Step 4: Simplify right side
    244,847.21x = 46,438,309,670.69
  5. Step 5: Solve for x
    x = 46,438,309,670.69/244,847.21
  6. Step 6: Final answer
    x = 189,662.40

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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.