Home / 54,533.72-81,844.33-28,245.98

Finding the Fourth Proportional to 54,533.72, 81,844.33 and 28,245.98

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Solution

The fourth proportional to 54,533.72, 81,844.33 and 28,245.98 is: 42,391.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,533.72 : 81,844.33 = 28,245.98 : x
  2. Step 2: Convert to fraction form
    54,533.72/81,844.33 = 28,245.98/x
  3. Step 3: Cross multiply
    54,533.72x = 81,844.33 × 28,245.98
  4. Step 4: Simplify right side
    54,533.72x = 2,311,773,237.68
  5. Step 5: Solve for x
    x = 2,311,773,237.68/54,533.72
  6. Step 6: Final answer
    x = 42,391.63

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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.