Home / 67,074.67-100,633.07-27,650.35

Finding the Fourth Proportional to 67,074.67, 100,633.07 and 27,650.35

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Solution

The fourth proportional to 67,074.67, 100,633.07 and 27,650.35 is: 41,484.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,074.67 : 100,633.07 = 27,650.35 : x
  2. Step 2: Convert to fraction form
    67,074.67/100,633.07 = 27,650.35/x
  3. Step 3: Cross multiply
    67,074.67x = 100,633.07 × 27,650.35
  4. Step 4: Simplify right side
    67,074.67x = 2,782,539,607.07
  5. Step 5: Solve for x
    x = 2,782,539,607.07/67,074.67
  6. Step 6: Final answer
    x = 41,484.21

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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.