Home / 159,814.02-239,704.59-100,469.79

Finding the Fourth Proportional to 159,814.02, 239,704.59 and 100,469.79

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Solution

The fourth proportional to 159,814.02, 239,704.59 and 100,469.79 is: 150,694.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,814.02 : 239,704.59 = 100,469.79 : x
  2. Step 2: Convert to fraction form
    159,814.02/239,704.59 = 100,469.79/x
  3. Step 3: Cross multiply
    159,814.02x = 239,704.59 × 100,469.79
  4. Step 4: Simplify right side
    159,814.02x = 24,083,069,819.34
  5. Step 5: Solve for x
    x = 24,083,069,819.34/159,814.02
  6. Step 6: Final answer
    x = 150,694.35

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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.