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Finding the Fourth Proportional to 173,213.34, 259,610.72 and 84,333.66

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Solution

The fourth proportional to 173,213.34, 259,610.72 and 84,333.66 is: 126,398.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,213.34 : 259,610.72 = 84,333.66 : x
  2. Step 2: Convert to fraction form
    173,213.34/259,610.72 = 84,333.66/x
  3. Step 3: Cross multiply
    173,213.34x = 259,610.72 × 84,333.66
  4. Step 4: Simplify right side
    173,213.34x = 21,893,921,105.62
  5. Step 5: Solve for x
    x = 21,893,921,105.62/173,213.34
  6. Step 6: Final answer
    x = 126,398.59

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1.5x scale

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.