Home / 65,515.47-98,273.22-43,469.70

Finding the Fourth Proportional to 65,515.47, 98,273.22 and 43,469.70

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Solution

The fourth proportional to 65,515.47, 98,273.22 and 43,469.70 is: 65,204.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,515.47 : 98,273.22 = 43,469.70 : x
  2. Step 2: Convert to fraction form
    65,515.47/98,273.22 = 43,469.70/x
  3. Step 3: Cross multiply
    65,515.47x = 98,273.22 × 43,469.70
  4. Step 4: Simplify right side
    65,515.47x = 4,271,907,391.43
  5. Step 5: Solve for x
    x = 4,271,907,391.43/65,515.47
  6. Step 6: Final answer
    x = 65,204.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.