Home / 75,327.78-103,952.05-41,336.83

Finding the Fourth Proportional to 75,327.78, 103,952.05 and 41,336.83

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Solution

The fourth proportional to 75,327.78, 103,952.05 and 41,336.83 is: 57,044.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,327.78 : 103,952.05 = 41,336.83 : x
  2. Step 2: Convert to fraction form
    75,327.78/103,952.05 = 41,336.83/x
  3. Step 3: Cross multiply
    75,327.78x = 103,952.05 × 41,336.83
  4. Step 4: Simplify right side
    75,327.78x = 4,297,048,219.00
  5. Step 5: Solve for x
    x = 4,297,048,219.00/75,327.78
  6. Step 6: Final answer
    x = 57,044.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.