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Finding the Fourth Proportional to 50,284.88, 69,402.88 and 33,289.44

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Solution

The fourth proportional to 50,284.88, 69,402.88 and 33,289.44 is: 45,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,284.88 : 69,402.88 = 33,289.44 : x
  2. Step 2: Convert to fraction form
    50,284.88/69,402.88 = 33,289.44/x
  3. Step 3: Cross multiply
    50,284.88x = 69,402.88 × 33,289.44
  4. Step 4: Simplify right side
    50,284.88x = 2,310,383,009.59
  5. Step 5: Solve for x
    x = 2,310,383,009.59/50,284.88
  6. Step 6: Final answer
    x = 45,945.88

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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.