Home / 48,743.40-73,125.90-38,245.80

Finding the Fourth Proportional to 48,743.40, 73,125.90 and 38,245.80

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Solution

The fourth proportional to 48,743.40, 73,125.90 and 38,245.80 is: 57,377.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,743.40 : 73,125.90 = 38,245.80 : x
  2. Step 2: Convert to fraction form
    48,743.40/73,125.90 = 38,245.80/x
  3. Step 3: Cross multiply
    48,743.40x = 73,125.90 × 38,245.80
  4. Step 4: Simplify right side
    48,743.40x = 2,796,758,546.22
  5. Step 5: Solve for x
    x = 2,796,758,546.22/48,743.40
  6. Step 6: Final answer
    x = 57,377.17

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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.