Home / 228,213.73-342,183.89-108,300.52

Finding the Fourth Proportional to 228,213.73, 342,183.89 and 108,300.52

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Solution

The fourth proportional to 228,213.73, 342,183.89 and 108,300.52 is: 162,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,213.73 : 342,183.89 = 108,300.52 : x
  2. Step 2: Convert to fraction form
    228,213.73/342,183.89 = 108,300.52/x
  3. Step 3: Cross multiply
    228,213.73x = 342,183.89 × 108,300.52
  4. Step 4: Simplify right side
    228,213.73x = 37,058,692,637.91
  5. Step 5: Solve for x
    x = 37,058,692,637.91/228,213.73
  6. Step 6: Final answer
    x = 162,385.90

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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.