Home / 51,620.56-77,296.44-28,198.96

Finding the Fourth Proportional to 51,620.56, 77,296.44 and 28,198.96

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Solution

The fourth proportional to 51,620.56, 77,296.44 and 28,198.96 is: 42,225.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,620.56 : 77,296.44 = 28,198.96 : x
  2. Step 2: Convert to fraction form
    51,620.56/77,296.44 = 28,198.96/x
  3. Step 3: Cross multiply
    51,620.56x = 77,296.44 × 28,198.96
  4. Step 4: Simplify right side
    51,620.56x = 2,179,679,219.70
  5. Step 5: Solve for x
    x = 2,179,679,219.70/51,620.56
  6. Step 6: Final answer
    x = 42,225.02

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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.