Home / 193,730.93-290,579.88-67,338.73

Finding the Fourth Proportional to 193,730.93, 290,579.88 and 67,338.73

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Solution

The fourth proportional to 193,730.93, 290,579.88 and 67,338.73 is: 101,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,730.93 : 290,579.88 = 67,338.73 : x
  2. Step 2: Convert to fraction form
    193,730.93/290,579.88 = 67,338.73/x
  3. Step 3: Cross multiply
    193,730.93x = 290,579.88 × 67,338.73
  4. Step 4: Simplify right side
    193,730.93x = 19,567,278,629.85
  5. Step 5: Solve for x
    x = 19,567,278,629.85/193,730.93
  6. Step 6: Final answer
    x = 101,002.35

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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.