Home / 110,271.27-165,413.16-31,379.25

Finding the Fourth Proportional to 110,271.27, 165,413.16 and 31,379.25

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Solution

The fourth proportional to 110,271.27, 165,413.16 and 31,379.25 is: 47,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,271.27 : 165,413.16 = 31,379.25 : x
  2. Step 2: Convert to fraction form
    110,271.27/165,413.16 = 31,379.25/x
  3. Step 3: Cross multiply
    110,271.27x = 165,413.16 × 31,379.25
  4. Step 4: Simplify right side
    110,271.27x = 5,190,540,900.93
  5. Step 5: Solve for x
    x = 5,190,540,900.93/110,271.27
  6. Step 6: Final answer
    x = 47,070.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.