Home / 49,984.56-68,883.75-35,812.80

Finding the Fourth Proportional to 49,984.56, 68,883.75 and 35,812.80

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Solution

The fourth proportional to 49,984.56, 68,883.75 and 35,812.80 is: 49,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,984.56 : 68,883.75 = 35,812.80 : x
  2. Step 2: Convert to fraction form
    49,984.56/68,883.75 = 35,812.80/x
  3. Step 3: Cross multiply
    49,984.56x = 68,883.75 × 35,812.80
  4. Step 4: Simplify right side
    49,984.56x = 2,466,919,962
  5. Step 5: Solve for x
    x = 2,466,919,962/49,984.56
  6. Step 6: Final answer
    x = 49,353.64

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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.