Home / 118,427.99-177,653.82-34,190.21

Finding the Fourth Proportional to 118,427.99, 177,653.82 and 34,190.21

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Solution

The fourth proportional to 118,427.99, 177,653.82 and 34,190.21 is: 51,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,427.99 : 177,653.82 = 34,190.21 : x
  2. Step 2: Convert to fraction form
    118,427.99/177,653.82 = 34,190.21/x
  3. Step 3: Cross multiply
    118,427.99x = 177,653.82 × 34,190.21
  4. Step 4: Simplify right side
    118,427.99x = 6,074,021,413.10
  5. Step 5: Solve for x
    x = 6,074,021,413.10/118,427.99
  6. Step 6: Final answer
    x = 51,288.73

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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.