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Finding the Fourth Proportional to 167,089, 250,609.26 and 48,728.68

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Solution

The fourth proportional to 167,089, 250,609.26 and 48,728.68 is: 73,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,089 : 250,609.26 = 48,728.68 : x
  2. Step 2: Convert to fraction form
    167,089/250,609.26 = 48,728.68/x
  3. Step 3: Cross multiply
    167,089x = 250,609.26 × 48,728.68
  4. Step 4: Simplify right side
    167,089x = 12,211,858,435.58
  5. Step 5: Solve for x
    x = 12,211,858,435.58/167,089
  6. Step 6: Final answer
    x = 73,085.95

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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.