Home / 219,396.52-329,107.54-61,637.28

Finding the Fourth Proportional to 219,396.52, 329,107.54 and 61,637.28

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Solution

The fourth proportional to 219,396.52, 329,107.54 and 61,637.28 is: 92,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,396.52 : 329,107.54 = 61,637.28 : x
  2. Step 2: Convert to fraction form
    219,396.52/329,107.54 = 61,637.28/x
  3. Step 3: Cross multiply
    219,396.52x = 329,107.54 × 61,637.28
  4. Step 4: Simplify right side
    219,396.52x = 20,285,293,593.09
  5. Step 5: Solve for x
    x = 20,285,293,593.09/219,396.52
  6. Step 6: Final answer
    x = 92,459.50

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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.