Home / 143,090.69-214,636.04-49,596.44

Finding the Fourth Proportional to 143,090.69, 214,636.04 and 49,596.44

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Solution

The fourth proportional to 143,090.69, 214,636.04 and 49,596.44 is: 74,394.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,090.69 : 214,636.04 = 49,596.44 : x
  2. Step 2: Convert to fraction form
    143,090.69/214,636.04 = 49,596.44/x
  3. Step 3: Cross multiply
    143,090.69x = 214,636.04 × 49,596.44
  4. Step 4: Simplify right side
    143,090.69x = 10,645,183,231.72
  5. Step 5: Solve for x
    x = 10,645,183,231.72/143,090.69
  6. Step 6: Final answer
    x = 74,394.66

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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.