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Finding the Fourth Proportional to 173,340, 259,592.04 and 84,372.84

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Solution

The fourth proportional to 173,340, 259,592.04 and 84,372.84 is: 126,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,340 : 259,592.04 = 84,372.84 : x
  2. Step 2: Convert to fraction form
    173,340/259,592.04 = 84,372.84/x
  3. Step 3: Cross multiply
    173,340x = 259,592.04 × 84,372.84
  4. Step 4: Simplify right side
    173,340x = 21,902,517,656.19
  5. Step 5: Solve for x
    x = 21,902,517,656.19/173,340
  6. Step 6: Final answer
    x = 126,355.82

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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.