Home / 193,830.24-290,745.36-60,711.60

Finding the Fourth Proportional to 193,830.24, 290,745.36 and 60,711.60

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Solution

The fourth proportional to 193,830.24, 290,745.36 and 60,711.60 is: 91,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,830.24 : 290,745.36 = 60,711.60 : x
  2. Step 2: Convert to fraction form
    193,830.24/290,745.36 = 60,711.60/x
  3. Step 3: Cross multiply
    193,830.24x = 290,745.36 × 60,711.60
  4. Step 4: Simplify right side
    193,830.24x = 17,651,615,998.18
  5. Step 5: Solve for x
    x = 17,651,615,998.18/193,830.24
  6. Step 6: Final answer
    x = 91,067.40

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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.