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Finding the Fourth Proportional to 57,714, 79,650.18 and 32,568.36

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Solution

The fourth proportional to 57,714, 79,650.18 and 32,568.36 is: 44,947.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,714 : 79,650.18 = 32,568.36 : x
  2. Step 2: Convert to fraction form
    57,714/79,650.18 = 32,568.36/x
  3. Step 3: Cross multiply
    57,714x = 79,650.18 × 32,568.36
  4. Step 4: Simplify right side
    57,714x = 2,594,075,736.30
  5. Step 5: Solve for x
    x = 2,594,075,736.30/57,714
  6. Step 6: Final answer
    x = 44,947.08

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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.