Home / 110,413.20-165,559.32-43,785.84

Finding the Fourth Proportional to 110,413.20, 165,559.32 and 43,785.84

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Solution

The fourth proportional to 110,413.20, 165,559.32 and 43,785.84 is: 65,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,413.20 : 165,559.32 = 43,785.84 : x
  2. Step 2: Convert to fraction form
    110,413.20/165,559.32 = 43,785.84/x
  3. Step 3: Cross multiply
    110,413.20x = 165,559.32 × 43,785.84
  4. Step 4: Simplify right side
    110,413.20x = 7,249,153,896.03
  5. Step 5: Solve for x
    x = 7,249,153,896.03/110,413.20
  6. Step 6: Final answer
    x = 65,654.78

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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.