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Finding the Fourth Proportional to 244,087.88, 336,812.48 and 140,720.92

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Solution

The fourth proportional to 244,087.88, 336,812.48 and 140,720.92 is: 194,178.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,087.88 : 336,812.48 = 140,720.92 : x
  2. Step 2: Convert to fraction form
    244,087.88/336,812.48 = 140,720.92/x
  3. Step 3: Cross multiply
    244,087.88x = 336,812.48 × 140,720.92
  4. Step 4: Simplify right side
    244,087.88x = 47,396,561,982.43
  5. Step 5: Solve for x
    x = 47,396,561,982.43/244,087.88
  6. Step 6: Final answer
    x = 194,178.27

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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.