Home / 74,002.76-111,003.87-26,617.77

Finding the Fourth Proportional to 74,002.76, 111,003.87 and 26,617.77

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Solution

The fourth proportional to 74,002.76, 111,003.87 and 26,617.77 is: 39,926.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,002.76 : 111,003.87 = 26,617.77 : x
  2. Step 2: Convert to fraction form
    74,002.76/111,003.87 = 26,617.77/x
  3. Step 3: Cross multiply
    74,002.76x = 111,003.87 × 26,617.77
  4. Step 4: Simplify right side
    74,002.76x = 2,954,675,580.59
  5. Step 5: Solve for x
    x = 2,954,675,580.59/74,002.76
  6. Step 6: Final answer
    x = 39,926.56

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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.