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Finding the Fourth Proportional to 75,377.92, 113,104.64 and 35,925.12

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Solution

The fourth proportional to 75,377.92, 113,104.64 and 35,925.12 is: 53,905.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,377.92 : 113,104.64 = 35,925.12 : x
  2. Step 2: Convert to fraction form
    75,377.92/113,104.64 = 35,925.12/x
  3. Step 3: Cross multiply
    75,377.92x = 113,104.64 × 35,925.12
  4. Step 4: Simplify right side
    75,377.92x = 4,063,297,764.56
  5. Step 5: Solve for x
    x = 4,063,297,764.56/75,377.92
  6. Step 6: Final answer
    x = 53,905.68

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1.5x scale

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.