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Finding the Fourth Proportional to 219,337.49, 329,110.82 and 119,495.48

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Solution

The fourth proportional to 219,337.49, 329,110.82 and 119,495.48 is: 179,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,337.49 : 329,110.82 = 119,495.48 : x
  2. Step 2: Convert to fraction form
    219,337.49/329,110.82 = 119,495.48/x
  3. Step 3: Cross multiply
    219,337.49x = 329,110.82 × 119,495.48
  4. Step 4: Simplify right side
    219,337.49x = 39,327,253,166.06
  5. Step 5: Solve for x
    x = 39,327,253,166.06/219,337.49
  6. Step 6: Final answer
    x = 179,300.19

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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.