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Finding the Fourth Proportional to 159,578.04, 239,366.34 and 41,239.32

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Solution

The fourth proportional to 159,578.04, 239,366.34 and 41,239.32 is: 61,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,578.04 : 239,366.34 = 41,239.32 : x
  2. Step 2: Convert to fraction form
    159,578.04/239,366.34 = 41,239.32/x
  3. Step 3: Cross multiply
    159,578.04x = 239,366.34 × 41,239.32
  4. Step 4: Simplify right side
    159,578.04x = 9,871,305,092.49
  5. Step 5: Solve for x
    x = 9,871,305,092.49/159,578.04
  6. Step 6: Final answer
    x = 61,858.79

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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.