Home / 49,740.88-68,608.20-47,615.44

Finding the Fourth Proportional to 49,740.88, 68,608.20 and 47,615.44

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Solution

The fourth proportional to 49,740.88, 68,608.20 and 47,615.44 is: 65,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,740.88 : 68,608.20 = 47,615.44 : x
  2. Step 2: Convert to fraction form
    49,740.88/68,608.20 = 47,615.44/x
  3. Step 3: Cross multiply
    49,740.88x = 68,608.20 × 47,615.44
  4. Step 4: Simplify right side
    49,740.88x = 3,266,809,630.61
  5. Step 5: Solve for x
    x = 3,266,809,630.61/49,740.88
  6. Step 6: Final answer
    x = 65,676.55

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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.