Home / 54,778.34-82,176.60-19,230.44

Finding the Fourth Proportional to 54,778.34, 82,176.60 and 19,230.44

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Solution

The fourth proportional to 54,778.34, 82,176.60 and 19,230.44 is: 28,848.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,778.34 : 82,176.60 = 19,230.44 : x
  2. Step 2: Convert to fraction form
    54,778.34/82,176.60 = 19,230.44/x
  3. Step 3: Cross multiply
    54,778.34x = 82,176.60 × 19,230.44
  4. Step 4: Simplify right side
    54,778.34x = 1,580,291,764.82
  5. Step 5: Solve for x
    x = 1,580,291,764.82/54,778.34
  6. Step 6: Final answer
    x = 28,848.85

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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.