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Finding the Fourth Proportional to 172,775.85, 259,162.74 and 44,692.14

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Solution

The fourth proportional to 172,775.85, 259,162.74 and 44,692.14 is: 67,037.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,775.85 : 259,162.74 = 44,692.14 : x
  2. Step 2: Convert to fraction form
    172,775.85/259,162.74 = 44,692.14/x
  3. Step 3: Cross multiply
    172,775.85x = 259,162.74 × 44,692.14
  4. Step 4: Simplify right side
    172,775.85x = 11,582,537,458.86
  5. Step 5: Solve for x
    x = 11,582,537,458.86/172,775.85
  6. Step 6: Final answer
    x = 67,037.94

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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.