Home / 166,905.23-250,181.33-54,555.39

Finding the Fourth Proportional to 166,905.23, 250,181.33 and 54,555.39

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Solution

The fourth proportional to 166,905.23, 250,181.33 and 54,555.39 is: 81,775.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,905.23 : 250,181.33 = 54,555.39 : x
  2. Step 2: Convert to fraction form
    166,905.23/250,181.33 = 54,555.39/x
  3. Step 3: Cross multiply
    166,905.23x = 250,181.33 × 54,555.39
  4. Step 4: Simplify right side
    166,905.23x = 13,648,739,756.09
  5. Step 5: Solve for x
    x = 13,648,739,756.09/166,905.23
  6. Step 6: Final answer
    x = 81,775.39

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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.