Home / 67,899.09-101,855.52-23,515.68

Finding the Fourth Proportional to 67,899.09, 101,855.52 and 23,515.68

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Solution

The fourth proportional to 67,899.09, 101,855.52 and 23,515.68 is: 35,275.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,899.09 : 101,855.52 = 23,515.68 : x
  2. Step 2: Convert to fraction form
    67,899.09/101,855.52 = 23,515.68/x
  3. Step 3: Cross multiply
    67,899.09x = 101,855.52 × 23,515.68
  4. Step 4: Simplify right side
    67,899.09x = 2,395,201,814.55
  5. Step 5: Solve for x
    x = 2,395,201,814.55/67,899.09
  6. Step 6: Final answer
    x = 35,275.90

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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.