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Finding the Fourth Proportional to 173,369, 239,249.22 and 93,881

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Solution

The fourth proportional to 173,369, 239,249.22 and 93,881 is: 129,555.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,369 : 239,249.22 = 93,881 : x
  2. Step 2: Convert to fraction form
    173,369/239,249.22 = 93,881/x
  3. Step 3: Cross multiply
    173,369x = 239,249.22 × 93,881
  4. Step 4: Simplify right side
    173,369x = 22,460,956,022.82
  5. Step 5: Solve for x
    x = 22,460,956,022.82/173,369
  6. Step 6: Final answer
    x = 129,555.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.