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Finding the Fourth Proportional to 50,604.32, 69,821.52 and 39,253.79

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Solution

The fourth proportional to 50,604.32, 69,821.52 and 39,253.79 is: 54,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,604.32 : 69,821.52 = 39,253.79 : x
  2. Step 2: Convert to fraction form
    50,604.32/69,821.52 = 39,253.79/x
  3. Step 3: Cross multiply
    50,604.32x = 69,821.52 × 39,253.79
  4. Step 4: Simplify right side
    50,604.32x = 2,740,759,283.56
  5. Step 5: Solve for x
    x = 2,740,759,283.56/50,604.32
  6. Step 6: Final answer
    x = 54,160.58

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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.