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Finding the Fourth Proportional to 265,874.31, 366,891.93 and 151,137

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Solution

The fourth proportional to 265,874.31, 366,891.93 and 151,137 is: 208,560.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,874.31 : 366,891.93 = 151,137 : x
  2. Step 2: Convert to fraction form
    265,874.31/366,891.93 = 151,137/x
  3. Step 3: Cross multiply
    265,874.31x = 366,891.93 × 151,137
  4. Step 4: Simplify right side
    265,874.31x = 55,450,945,624.41
  5. Step 5: Solve for x
    x = 55,450,945,624.41/265,874.31
  6. Step 6: Final answer
    x = 208,560.75

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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.