Home / 165,413.88-228,173.76-104,062.32

Finding the Fourth Proportional to 165,413.88, 228,173.76 and 104,062.32

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Solution

The fourth proportional to 165,413.88, 228,173.76 and 104,062.32 is: 143,544.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,413.88 : 228,173.76 = 104,062.32 : x
  2. Step 2: Convert to fraction form
    165,413.88/228,173.76 = 104,062.32/x
  3. Step 3: Cross multiply
    165,413.88x = 228,173.76 × 104,062.32
  4. Step 4: Simplify right side
    165,413.88x = 23,744,290,828.72
  5. Step 5: Solve for x
    x = 23,744,290,828.72/165,413.88
  6. Step 6: Final answer
    x = 143,544.73

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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.