Home / 272,537.26-376,528.01-208,231.56

Finding the Fourth Proportional to 272,537.26, 376,528.01 and 208,231.56

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Solution

The fourth proportional to 272,537.26, 376,528.01 and 208,231.56 is: 287,685.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,537.26 : 376,528.01 = 208,231.56 : x
  2. Step 2: Convert to fraction form
    272,537.26/376,528.01 = 208,231.56/x
  3. Step 3: Cross multiply
    272,537.26x = 376,528.01 × 208,231.56
  4. Step 4: Simplify right side
    272,537.26x = 78,405,014,906.00
  5. Step 5: Solve for x
    x = 78,405,014,906.00/272,537.26
  6. Step 6: Final answer
    x = 287,685.49

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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.