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Finding the Fourth Proportional to 146,362.34, 219,558.13 and 39,747.98

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Solution

The fourth proportional to 146,362.34, 219,558.13 and 39,747.98 is: 59,625.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,362.34 : 219,558.13 = 39,747.98 : x
  2. Step 2: Convert to fraction form
    146,362.34/219,558.13 = 39,747.98/x
  3. Step 3: Cross multiply
    146,362.34x = 219,558.13 × 39,747.98
  4. Step 4: Simplify right side
    146,362.34x = 8,726,992,609.60
  5. Step 5: Solve for x
    x = 8,726,992,609.60/146,362.34
  6. Step 6: Final answer
    x = 59,625.94

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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.