Home / 166,917.80-250,091.43-119,289.55

Finding the Fourth Proportional to 166,917.80, 250,091.43 and 119,289.55

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Solution

The fourth proportional to 166,917.80, 250,091.43 and 119,289.55 is: 178,730.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,917.80 : 250,091.43 = 119,289.55 : x
  2. Step 2: Convert to fraction form
    166,917.80/250,091.43 = 119,289.55/x
  3. Step 3: Cross multiply
    166,917.80x = 250,091.43 × 119,289.55
  4. Step 4: Simplify right side
    166,917.80x = 29,833,293,518.33
  5. Step 5: Solve for x
    x = 29,833,293,518.33/166,917.80
  6. Step 6: Final answer
    x = 178,730.46

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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.