Home / 171,413.01-236,521.76-107,705.43

Finding the Fourth Proportional to 171,413.01, 236,521.76 and 107,705.43

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Solution

The fourth proportional to 171,413.01, 236,521.76 and 107,705.43 is: 148,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,413.01 : 236,521.76 = 107,705.43 : x
  2. Step 2: Convert to fraction form
    171,413.01/236,521.76 = 107,705.43/x
  3. Step 3: Cross multiply
    171,413.01x = 236,521.76 × 107,705.43
  4. Step 4: Simplify right side
    171,413.01x = 25,474,677,326.63
  5. Step 5: Solve for x
    x = 25,474,677,326.63/171,413.01
  6. Step 6: Final answer
    x = 148,615.78

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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.