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Finding the Fourth Proportional to 244,361.07, 337,217.28 and 136,931.07

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Solution

The fourth proportional to 244,361.07, 337,217.28 and 136,931.07 is: 188,964.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,361.07 : 337,217.28 = 136,931.07 : x
  2. Step 2: Convert to fraction form
    244,361.07/337,217.28 = 136,931.07/x
  3. Step 3: Cross multiply
    244,361.07x = 337,217.28 × 136,931.07
  4. Step 4: Simplify right side
    244,361.07x = 46,175,523,723.96
  5. Step 5: Solve for x
    x = 46,175,523,723.96/244,361.07
  6. Step 6: Final answer
    x = 188,964.32

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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.