Home / 206,352.32-284,778.06-115,737.35

Finding the Fourth Proportional to 206,352.32, 284,778.06 and 115,737.35

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Solution

The fourth proportional to 206,352.32, 284,778.06 and 115,737.35 is: 159,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,352.32 : 284,778.06 = 115,737.35 : x
  2. Step 2: Convert to fraction form
    206,352.32/284,778.06 = 115,737.35/x
  3. Step 3: Cross multiply
    206,352.32x = 284,778.06 × 115,737.35
  4. Step 4: Simplify right side
    206,352.32x = 32,959,458,002.54
  5. Step 5: Solve for x
    x = 32,959,458,002.54/206,352.32
  6. Step 6: Final answer
    x = 159,724.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.