Home / 65,899.67-90,941.38-35,684.99

Finding the Fourth Proportional to 65,899.67, 90,941.38 and 35,684.99

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Solution

The fourth proportional to 65,899.67, 90,941.38 and 35,684.99 is: 49,245.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,899.67 : 90,941.38 = 35,684.99 : x
  2. Step 2: Convert to fraction form
    65,899.67/90,941.38 = 35,684.99/x
  3. Step 3: Cross multiply
    65,899.67x = 90,941.38 × 35,684.99
  4. Step 4: Simplify right side
    65,899.67x = 3,245,241,727.04
  5. Step 5: Solve for x
    x = 3,245,241,727.04/65,899.67
  6. Step 6: Final answer
    x = 49,245.19

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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.