Home / 193,734.78-290,483.29-75,267.82

Finding the Fourth Proportional to 193,734.78, 290,483.29 and 75,267.82

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Solution

The fourth proportional to 193,734.78, 290,483.29 and 75,267.82 is: 112,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,734.78 : 290,483.29 = 75,267.82 : x
  2. Step 2: Convert to fraction form
    193,734.78/290,483.29 = 75,267.82/x
  3. Step 3: Cross multiply
    193,734.78x = 290,483.29 × 75,267.82
  4. Step 4: Simplify right side
    193,734.78x = 21,864,043,984.73
  5. Step 5: Solve for x
    x = 21,864,043,984.73/193,734.78
  6. Step 6: Final answer
    x = 112,855.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.