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Finding the Fourth Proportional to 173,144.80, 259,684.39 and 60,798.61

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Solution

The fourth proportional to 173,144.80, 259,684.39 and 60,798.61 is: 91,186.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,144.80 : 259,684.39 = 60,798.61 : x
  2. Step 2: Convert to fraction form
    173,144.80/259,684.39 = 60,798.61/x
  3. Step 3: Cross multiply
    173,144.80x = 259,684.39 × 60,798.61
  4. Step 4: Simplify right side
    173,144.80x = 15,788,449,950.70
  5. Step 5: Solve for x
    x = 15,788,449,950.70/173,144.80
  6. Step 6: Final answer
    x = 91,186.39

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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.