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Finding the Fourth Proportional to 265,766.86, 366,847.14 and 158,370.58

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Solution

The fourth proportional to 265,766.86, 366,847.14 and 158,370.58 is: 218,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,766.86 : 366,847.14 = 158,370.58 : x
  2. Step 2: Convert to fraction form
    265,766.86/366,847.14 = 158,370.58/x
  3. Step 3: Cross multiply
    265,766.86x = 366,847.14 × 158,370.58
  4. Step 4: Simplify right side
    265,766.86x = 58,097,794,333.14
  5. Step 5: Solve for x
    x = 58,097,794,333.14/265,766.86
  6. Step 6: Final answer
    x = 218,604.36

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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.