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Finding the Fourth Proportional to 229,606.62, 344,410.47 and 71,835.36

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Solution

The fourth proportional to 229,606.62, 344,410.47 and 71,835.36 is: 107,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,606.62 : 344,410.47 = 71,835.36 : x
  2. Step 2: Convert to fraction form
    229,606.62/344,410.47 = 71,835.36/x
  3. Step 3: Cross multiply
    229,606.62x = 344,410.47 × 71,835.36
  4. Step 4: Simplify right side
    229,606.62x = 24,740,850,100.22
  5. Step 5: Solve for x
    x = 24,740,850,100.22/229,606.62
  6. Step 6: Final answer
    x = 107,753.21

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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.