Home / 49,076.39-67,767.52-47,489.45

Finding the Fourth Proportional to 49,076.39, 67,767.52 and 47,489.45

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Solution

The fourth proportional to 49,076.39, 67,767.52 and 47,489.45 is: 65,576.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,076.39 : 67,767.52 = 47,489.45 : x
  2. Step 2: Convert to fraction form
    49,076.39/67,767.52 = 47,489.45/x
  3. Step 3: Cross multiply
    49,076.39x = 67,767.52 × 47,489.45
  4. Step 4: Simplify right side
    49,076.39x = 3,218,242,560.98
  5. Step 5: Solve for x
    x = 3,218,242,560.98/49,076.39
  6. Step 6: Final answer
    x = 65,576.18

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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.