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Finding the Fourth Proportional to 229,573.83, 344,305.41 and 71,802.33

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Solution

The fourth proportional to 229,573.83, 344,305.41 and 71,802.33 is: 107,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,573.83 : 344,305.41 = 71,802.33 : x
  2. Step 2: Convert to fraction form
    229,573.83/344,305.41 = 71,802.33/x
  3. Step 3: Cross multiply
    229,573.83x = 344,305.41 × 71,802.33
  4. Step 4: Simplify right side
    229,573.83x = 24,721,930,669.61
  5. Step 5: Solve for x
    x = 24,721,930,669.61/229,573.83
  6. Step 6: Final answer
    x = 107,686.19

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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.