Home / 67,110.35-100,643.99-29,669.58

Finding the Fourth Proportional to 67,110.35, 100,643.99 and 29,669.58

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Solution

The fourth proportional to 67,110.35, 100,643.99 and 29,669.58 is: 44,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,110.35 : 100,643.99 = 29,669.58 : x
  2. Step 2: Convert to fraction form
    67,110.35/100,643.99 = 29,669.58/x
  3. Step 3: Cross multiply
    67,110.35x = 100,643.99 × 29,669.58
  4. Step 4: Simplify right side
    67,110.35x = 2,986,064,764.48
  5. Step 5: Solve for x
    x = 2,986,064,764.48/67,110.35
  6. Step 6: Final answer
    x = 44,494.85

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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.