Home / 65,580.13-98,166.57-35,519.71

Finding the Fourth Proportional to 65,580.13, 98,166.57 and 35,519.71

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Solution

The fourth proportional to 65,580.13, 98,166.57 and 35,519.71 is: 53,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,580.13 : 98,166.57 = 35,519.71 : x
  2. Step 2: Convert to fraction form
    65,580.13/98,166.57 = 35,519.71/x
  3. Step 3: Cross multiply
    65,580.13x = 98,166.57 × 35,519.71
  4. Step 4: Simplify right side
    65,580.13x = 3,486,847,627.45
  5. Step 5: Solve for x
    x = 3,486,847,627.45/65,580.13
  6. Step 6: Final answer
    x = 53,169.27

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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.