Home / 51,180.64-76,756.38-32,432.38

Finding the Fourth Proportional to 51,180.64, 76,756.38 and 32,432.38

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Solution

The fourth proportional to 51,180.64, 76,756.38 and 32,432.38 is: 48,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,180.64 : 76,756.38 = 32,432.38 : x
  2. Step 2: Convert to fraction form
    51,180.64/76,756.38 = 32,432.38/x
  3. Step 3: Cross multiply
    51,180.64x = 76,756.38 × 32,432.38
  4. Step 4: Simplify right side
    51,180.64x = 2,489,392,083.58
  5. Step 5: Solve for x
    x = 2,489,392,083.58/51,180.64
  6. Step 6: Final answer
    x = 48,639.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.