Home / 49,294.69-68,076.39-31,397.74

Finding the Fourth Proportional to 49,294.69, 68,076.39 and 31,397.74

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Solution

The fourth proportional to 49,294.69, 68,076.39 and 31,397.74 is: 43,360.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,294.69 : 68,076.39 = 31,397.74 : x
  2. Step 2: Convert to fraction form
    49,294.69/68,076.39 = 31,397.74/x
  3. Step 3: Cross multiply
    49,294.69x = 68,076.39 × 31,397.74
  4. Step 4: Simplify right side
    49,294.69x = 2,137,444,793.36
  5. Step 5: Solve for x
    x = 2,137,444,793.36/49,294.69
  6. Step 6: Final answer
    x = 43,360.55

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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.