Home / 49,170.76-67,860.30-29,033.80

Finding the Fourth Proportional to 49,170.76, 67,860.30 and 29,033.80

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Solution

The fourth proportional to 49,170.76, 67,860.30 and 29,033.80 is: 40,069.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,170.76 : 67,860.30 = 29,033.80 : x
  2. Step 2: Convert to fraction form
    49,170.76/67,860.30 = 29,033.80/x
  3. Step 3: Cross multiply
    49,170.76x = 67,860.30 × 29,033.80
  4. Step 4: Simplify right side
    49,170.76x = 1,970,242,378.14
  5. Step 5: Solve for x
    x = 1,970,242,378.14/49,170.76
  6. Step 6: Final answer
    x = 40,069.39

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1.5x scale

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.