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Finding the Fourth Proportional to 159,306.66, 239,000.99 and 46,982.34

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Solution

The fourth proportional to 159,306.66, 239,000.99 and 46,982.34 is: 70,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,306.66 : 239,000.99 = 46,982.34 : x
  2. Step 2: Convert to fraction form
    159,306.66/239,000.99 = 46,982.34/x
  3. Step 3: Cross multiply
    159,306.66x = 239,000.99 × 46,982.34
  4. Step 4: Simplify right side
    159,306.66x = 11,228,825,537.60
  5. Step 5: Solve for x
    x = 11,228,825,537.60/159,306.66
  6. Step 6: Final answer
    x = 70,485.60

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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.