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Finding the Fourth Proportional to 265,843.01, 366,848.77 and 151,105.70

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Solution

The fourth proportional to 265,843.01, 366,848.77 and 151,105.70 is: 208,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,843.01 : 366,848.77 = 151,105.70 : x
  2. Step 2: Convert to fraction form
    265,843.01/366,848.77 = 151,105.70/x
  3. Step 3: Cross multiply
    265,843.01x = 366,848.77 × 151,105.70
  4. Step 4: Simplify right side
    265,843.01x = 55,432,940,184.99
  5. Step 5: Solve for x
    x = 55,432,940,184.99/265,843.01
  6. Step 6: Final answer
    x = 208,517.58

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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.