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Finding the Fourth Proportional to 75,846.87, 104,669.82 and 41,856.93

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Solution

The fourth proportional to 75,846.87, 104,669.82 and 41,856.93 is: 57,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,846.87 : 104,669.82 = 41,856.93 : x
  2. Step 2: Convert to fraction form
    75,846.87/104,669.82 = 41,856.93/x
  3. Step 3: Cross multiply
    75,846.87x = 104,669.82 × 41,856.93
  4. Step 4: Simplify right side
    75,846.87x = 4,381,157,328.85
  5. Step 5: Solve for x
    x = 4,381,157,328.85/75,846.87
  6. Step 6: Final answer
    x = 57,763.19

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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.