Home / 75,235.92-103,820.04-41,238.96

Finding the Fourth Proportional to 75,235.92, 103,820.04 and 41,238.96

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Solution

The fourth proportional to 75,235.92, 103,820.04 and 41,238.96 is: 56,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,235.92 : 103,820.04 = 41,238.96 : x
  2. Step 2: Convert to fraction form
    75,235.92/103,820.04 = 41,238.96/x
  3. Step 3: Cross multiply
    75,235.92x = 103,820.04 × 41,238.96
  4. Step 4: Simplify right side
    75,235.92x = 4,281,430,476.76
  5. Step 5: Solve for x
    x = 4,281,430,476.76/75,235.92
  6. Step 6: Final answer
    x = 56,906.73

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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.