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Finding the Fourth Proportional to 168,413.44, 232,412.16 and 92,960.32

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Solution

The fourth proportional to 168,413.44, 232,412.16 and 92,960.32 is: 128,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,413.44 : 232,412.16 = 92,960.32 : x
  2. Step 2: Convert to fraction form
    168,413.44/232,412.16 = 92,960.32/x
  3. Step 3: Cross multiply
    168,413.44x = 232,412.16 × 92,960.32
  4. Step 4: Simplify right side
    168,413.44x = 21,605,108,765.49
  5. Step 5: Solve for x
    x = 21,605,108,765.49/168,413.44
  6. Step 6: Final answer
    x = 128,286.13

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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.