Home / 69,413.19-95,773.74-42,188.81

Finding the Fourth Proportional to 69,413.19, 95,773.74 and 42,188.81

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Solution

The fourth proportional to 69,413.19, 95,773.74 and 42,188.81 is: 58,210.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,413.19 : 95,773.74 = 42,188.81 : x
  2. Step 2: Convert to fraction form
    69,413.19/95,773.74 = 42,188.81/x
  3. Step 3: Cross multiply
    69,413.19x = 95,773.74 × 42,188.81
  4. Step 4: Simplify right side
    69,413.19x = 4,040,579,640.98
  5. Step 5: Solve for x
    x = 4,040,579,640.98/69,413.19
  6. Step 6: Final answer
    x = 58,210.55

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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.