Home / 49,231.80-67,869.90-35,040.60

Finding the Fourth Proportional to 49,231.80, 67,869.90 and 35,040.60

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Solution

The fourth proportional to 49,231.80, 67,869.90 and 35,040.60 is: 48,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,231.80 : 67,869.90 = 35,040.60 : x
  2. Step 2: Convert to fraction form
    49,231.80/67,869.90 = 35,040.60/x
  3. Step 3: Cross multiply
    49,231.80x = 67,869.90 × 35,040.60
  4. Step 4: Simplify right side
    49,231.80x = 2,378,202,017.94
  5. Step 5: Solve for x
    x = 2,378,202,017.94/49,231.80
  6. Step 6: Final answer
    x = 48,306.22

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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.