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Finding the Fourth Proportional to 254,383.92, 351,086.33 and 152,413.43

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Solution

The fourth proportional to 254,383.92, 351,086.33 and 152,413.43 is: 210,352.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,383.92 : 351,086.33 = 152,413.43 : x
  2. Step 2: Convert to fraction form
    254,383.92/351,086.33 = 152,413.43/x
  3. Step 3: Cross multiply
    254,383.92x = 351,086.33 × 152,413.43
  4. Step 4: Simplify right side
    254,383.92x = 53,510,270,407.01
  5. Step 5: Solve for x
    x = 53,510,270,407.01/254,383.92
  6. Step 6: Final answer
    x = 210,352.41

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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.