Home / 67,110.83-100,580.13-27,695.62

Finding the Fourth Proportional to 67,110.83, 100,580.13 and 27,695.62

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Solution

The fourth proportional to 67,110.83, 100,580.13 and 27,695.62 is: 41,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,110.83 : 100,580.13 = 27,695.62 : x
  2. Step 2: Convert to fraction form
    67,110.83/100,580.13 = 27,695.62/x
  3. Step 3: Cross multiply
    67,110.83x = 100,580.13 × 27,695.62
  4. Step 4: Simplify right side
    67,110.83x = 2,785,629,185.76
  5. Step 5: Solve for x
    x = 2,785,629,185.76/67,110.83
  6. Step 6: Final answer
    x = 41,507.89

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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.