Home / 129,093.21-193,634.55-44,872.47

Finding the Fourth Proportional to 129,093.21, 193,634.55 and 44,872.47

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Solution

The fourth proportional to 129,093.21, 193,634.55 and 44,872.47 is: 67,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,093.21 : 193,634.55 = 44,872.47 : x
  2. Step 2: Convert to fraction form
    129,093.21/193,634.55 = 44,872.47/x
  3. Step 3: Cross multiply
    129,093.21x = 193,634.55 × 44,872.47
  4. Step 4: Simplify right side
    129,093.21x = 8,688,860,535.84
  5. Step 5: Solve for x
    x = 8,688,860,535.84/129,093.21
  6. Step 6: Final answer
    x = 67,306.87

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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.