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Finding the Fourth Proportional to 57,795.87, 79,754.43 and 32,643.75

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Solution

The fourth proportional to 57,795.87, 79,754.43 and 32,643.75 is: 45,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,795.87 : 79,754.43 = 32,643.75 : x
  2. Step 2: Convert to fraction form
    57,795.87/79,754.43 = 32,643.75/x
  3. Step 3: Cross multiply
    57,795.87x = 79,754.43 × 32,643.75
  4. Step 4: Simplify right side
    57,795.87x = 2,603,483,674.31
  5. Step 5: Solve for x
    x = 2,603,483,674.31/57,795.87
  6. Step 6: Final answer
    x = 45,046.19

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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.