Home / 78,933.62-108,928.35-44,940.35

Finding the Fourth Proportional to 78,933.62, 108,928.35 and 44,940.35

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Solution

The fourth proportional to 78,933.62, 108,928.35 and 44,940.35 is: 62,017.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,933.62 : 108,928.35 = 44,940.35 : x
  2. Step 2: Convert to fraction form
    78,933.62/108,928.35 = 44,940.35/x
  3. Step 3: Cross multiply
    78,933.62x = 108,928.35 × 44,940.35
  4. Step 4: Simplify right side
    78,933.62x = 4,895,277,629.28
  5. Step 5: Solve for x
    x = 4,895,277,629.28/78,933.62
  6. Step 6: Final answer
    x = 62,017.65

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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.