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Finding the Fourth Proportional to 219,866.04, 329,799.84 and 53,654.04

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Solution

The fourth proportional to 219,866.04, 329,799.84 and 53,654.04 is: 80,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,866.04 : 329,799.84 = 53,654.04 : x
  2. Step 2: Convert to fraction form
    219,866.04/329,799.84 = 53,654.04/x
  3. Step 3: Cross multiply
    219,866.04x = 329,799.84 × 53,654.04
  4. Step 4: Simplify right side
    219,866.04x = 17,695,093,807.35
  5. Step 5: Solve for x
    x = 17,695,093,807.35/219,866.04
  6. Step 6: Final answer
    x = 80,481.25

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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.