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Finding the Fourth Proportional to 251,863.33, 377,794.58 and 172,737.67

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Solution

The fourth proportional to 251,863.33, 377,794.58 and 172,737.67 is: 259,106.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,863.33 : 377,794.58 = 172,737.67 : x
  2. Step 2: Convert to fraction form
    251,863.33/377,794.58 = 172,737.67/x
  3. Step 3: Cross multiply
    251,863.33x = 377,794.58 × 172,737.67
  4. Step 4: Simplify right side
    251,863.33x = 65,259,355,487.83
  5. Step 5: Solve for x
    x = 65,259,355,487.83/251,863.33
  6. Step 6: Final answer
    x = 259,106.22

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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.