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Finding the Fourth Proportional to 75,673.67, 113,432.60 and 33,573.57

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Solution

The fourth proportional to 75,673.67, 113,432.60 and 33,573.57 is: 50,325.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,673.67 : 113,432.60 = 33,573.57 : x
  2. Step 2: Convert to fraction form
    75,673.67/113,432.60 = 33,573.57/x
  3. Step 3: Cross multiply
    75,673.67x = 113,432.60 × 33,573.57
  4. Step 4: Simplify right side
    75,673.67x = 3,808,336,994.94
  5. Step 5: Solve for x
    x = 3,808,336,994.94/75,673.67
  6. Step 6: Final answer
    x = 50,325.79

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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.