Home / 65,919.26-90,968.73-35,704.46

Finding the Fourth Proportional to 65,919.26, 90,968.73 and 35,704.46

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Solution

The fourth proportional to 65,919.26, 90,968.73 and 35,704.46 is: 49,272.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,919.26 : 90,968.73 = 35,704.46 : x
  2. Step 2: Convert to fraction form
    65,919.26/90,968.73 = 35,704.46/x
  3. Step 3: Cross multiply
    65,919.26x = 90,968.73 × 35,704.46
  4. Step 4: Simplify right side
    65,919.26x = 3,247,989,381.54
  5. Step 5: Solve for x
    x = 3,247,989,381.54/65,919.26
  6. Step 6: Final answer
    x = 49,272.24

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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.