Home / 49,112.12-73,255.04-47,636.30

Finding the Fourth Proportional to 49,112.12, 73,255.04 and 47,636.30

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Solution

The fourth proportional to 49,112.12, 73,255.04 and 47,636.30 is: 71,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,112.12 : 73,255.04 = 47,636.30 : x
  2. Step 2: Convert to fraction form
    49,112.12/73,255.04 = 47,636.30/x
  3. Step 3: Cross multiply
    49,112.12x = 73,255.04 × 47,636.30
  4. Step 4: Simplify right side
    49,112.12x = 3,489,599,185.54
  5. Step 5: Solve for x
    x = 3,489,599,185.54/49,112.12
  6. Step 6: Final answer
    x = 71,053.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.