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Finding the Fourth Proportional to 159,495.54, 239,243.56 and 149,752.44

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Solution

The fourth proportional to 159,495.54, 239,243.56 and 149,752.44 is: 224,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,495.54 : 239,243.56 = 149,752.44 : x
  2. Step 2: Convert to fraction form
    159,495.54/239,243.56 = 149,752.44/x
  3. Step 3: Cross multiply
    159,495.54x = 239,243.56 × 149,752.44
  4. Step 4: Simplify right side
    159,495.54x = 35,827,306,864.29
  5. Step 5: Solve for x
    x = 35,827,306,864.29/159,495.54
  6. Step 6: Final answer
    x = 224,628.89

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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.