Home / 190,413.24-262,710.20-109,829.96

Finding the Fourth Proportional to 190,413.24, 262,710.20 and 109,829.96

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Solution

The fourth proportional to 190,413.24, 262,710.20 and 109,829.96 is: 151,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,413.24 : 262,710.20 = 109,829.96 : x
  2. Step 2: Convert to fraction form
    190,413.24/262,710.20 = 109,829.96/x
  3. Step 3: Cross multiply
    190,413.24x = 262,710.20 × 109,829.96
  4. Step 4: Simplify right side
    190,413.24x = 28,853,450,757.59
  5. Step 5: Solve for x
    x = 28,853,450,757.59/190,413.24
  6. Step 6: Final answer
    x = 151,530.70

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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.