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Finding the Fourth Proportional to 49,793.80, 68,693.22 and 33,655.96

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Solution

The fourth proportional to 49,793.80, 68,693.22 and 33,655.96 is: 46,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,793.80 : 68,693.22 = 33,655.96 : x
  2. Step 2: Convert to fraction form
    49,793.80/68,693.22 = 33,655.96/x
  3. Step 3: Cross multiply
    49,793.80x = 68,693.22 × 33,655.96
  4. Step 4: Simplify right side
    49,793.80x = 2,311,936,264.59
  5. Step 5: Solve for x
    x = 2,311,936,264.59/49,793.80
  6. Step 6: Final answer
    x = 46,430.20

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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.