Home / 165,002.88-227,128.68-142,413.60

Finding the Fourth Proportional to 165,002.88, 227,128.68 and 142,413.60

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Solution

The fourth proportional to 165,002.88, 227,128.68 and 142,413.60 is: 196,034.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,002.88 : 227,128.68 = 142,413.60 : x
  2. Step 2: Convert to fraction form
    165,002.88/227,128.68 = 142,413.60/x
  3. Step 3: Cross multiply
    165,002.88x = 227,128.68 × 142,413.60
  4. Step 4: Simplify right side
    165,002.88x = 32,346,212,982.05
  5. Step 5: Solve for x
    x = 32,346,212,982.05/165,002.88
  6. Step 6: Final answer
    x = 196,034.23

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1.5x scale

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.