Home / 166,823.20-250,234.80-107,725.60

Finding the Fourth Proportional to 166,823.20, 250,234.80 and 107,725.60

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Solution

The fourth proportional to 166,823.20, 250,234.80 and 107,725.60 is: 161,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,823.20 : 250,234.80 = 107,725.60 : x
  2. Step 2: Convert to fraction form
    166,823.20/250,234.80 = 107,725.60/x
  3. Step 3: Cross multiply
    166,823.20x = 250,234.80 × 107,725.60
  4. Step 4: Simplify right side
    166,823.20x = 26,956,693,970.88
  5. Step 5: Solve for x
    x = 26,956,693,970.88/166,823.20
  6. Step 6: Final answer
    x = 161,588.40

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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.