Home / 75,500.21-104,190.98-41,508.93

Finding the Fourth Proportional to 75,500.21, 104,190.98 and 41,508.93

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Solution

The fourth proportional to 75,500.21, 104,190.98 and 41,508.93 is: 57,282.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,500.21 : 104,190.98 = 41,508.93 : x
  2. Step 2: Convert to fraction form
    75,500.21/104,190.98 = 41,508.93/x
  3. Step 3: Cross multiply
    75,500.21x = 104,190.98 × 41,508.93
  4. Step 4: Simplify right side
    75,500.21x = 4,324,856,095.45
  5. Step 5: Solve for x
    x = 4,324,856,095.45/75,500.21
  6. Step 6: Final answer
    x = 57,282.71

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1.5x scale

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.