Home / 74,778.44-112,103.96-32,627.66

Finding the Fourth Proportional to 74,778.44, 112,103.96 and 32,627.66

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Solution

The fourth proportional to 74,778.44, 112,103.96 and 32,627.66 is: 48,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,778.44 : 112,103.96 = 32,627.66 : x
  2. Step 2: Convert to fraction form
    74,778.44/112,103.96 = 32,627.66/x
  3. Step 3: Cross multiply
    74,778.44x = 112,103.96 × 32,627.66
  4. Step 4: Simplify right side
    74,778.44x = 3,657,689,167.88
  5. Step 5: Solve for x
    x = 3,657,689,167.88/74,778.44
  6. Step 6: Final answer
    x = 48,913.69

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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.