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Finding the Fourth Proportional to 172,924.98, 259,385.64 and 44,840.60

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Solution

The fourth proportional to 172,924.98, 259,385.64 and 44,840.60 is: 67,260.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,924.98 : 259,385.64 = 44,840.60 : x
  2. Step 2: Convert to fraction form
    172,924.98/259,385.64 = 44,840.60/x
  3. Step 3: Cross multiply
    172,924.98x = 259,385.64 × 44,840.60
  4. Step 4: Simplify right side
    172,924.98x = 11,631,007,728.98
  5. Step 5: Solve for x
    x = 11,631,007,728.98/172,924.98
  6. Step 6: Final answer
    x = 67,260.43

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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.