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Finding the Fourth Proportional to 159,846.51, 239,767.67 and 45,997.29

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Solution

The fourth proportional to 159,846.51, 239,767.67 and 45,997.29 is: 68,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,846.51 : 239,767.67 = 45,997.29 : x
  2. Step 2: Convert to fraction form
    159,846.51/239,767.67 = 45,997.29/x
  3. Step 3: Cross multiply
    159,846.51x = 239,767.67 × 45,997.29
  4. Step 4: Simplify right side
    159,846.51x = 11,028,662,819.63
  5. Step 5: Solve for x
    x = 11,028,662,819.63/159,846.51
  6. Step 6: Final answer
    x = 68,995.33

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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.