Home / 57,664.32-79,578.15-32,170.50

Finding the Fourth Proportional to 57,664.32, 79,578.15 and 32,170.50

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Solution

The fourth proportional to 57,664.32, 79,578.15 and 32,170.50 is: 44,396.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,664.32 : 79,578.15 = 32,170.50 : x
  2. Step 2: Convert to fraction form
    57,664.32/79,578.15 = 32,170.50/x
  3. Step 3: Cross multiply
    57,664.32x = 79,578.15 × 32,170.50
  4. Step 4: Simplify right side
    57,664.32x = 2,560,068,874.58
  5. Step 5: Solve for x
    x = 2,560,068,874.58/57,664.32
  6. Step 6: Final answer
    x = 44,396.06

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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.