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Finding the Fourth Proportional to 173,213.91, 259,828.17 and 54,882.63

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Solution

The fourth proportional to 173,213.91, 259,828.17 and 54,882.63 is: 82,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,213.91 : 259,828.17 = 54,882.63 : x
  2. Step 2: Convert to fraction form
    173,213.91/259,828.17 = 54,882.63/x
  3. Step 3: Cross multiply
    173,213.91x = 259,828.17 × 54,882.63
  4. Step 4: Simplify right side
    173,213.91x = 14,260,053,317.69
  5. Step 5: Solve for x
    x = 14,260,053,317.69/173,213.91
  6. Step 6: Final answer
    x = 82,326.26

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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.