Home / 65,895.22-90,934.68-35,679.70

Finding the Fourth Proportional to 65,895.22, 90,934.68 and 35,679.70

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Solution

The fourth proportional to 65,895.22, 90,934.68 and 35,679.70 is: 49,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,895.22 : 90,934.68 = 35,679.70 : x
  2. Step 2: Convert to fraction form
    65,895.22/90,934.68 = 35,679.70/x
  3. Step 3: Cross multiply
    65,895.22x = 90,934.68 × 35,679.70
  4. Step 4: Simplify right side
    65,895.22x = 3,244,522,102.00
  5. Step 5: Solve for x
    x = 3,244,522,102.00/65,895.22
  6. Step 6: Final answer
    x = 49,237.59

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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.