Home / 143,051.14-214,576.80-49,556.89

Finding the Fourth Proportional to 143,051.14, 214,576.80 and 49,556.89

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Solution

The fourth proportional to 143,051.14, 214,576.80 and 49,556.89 is: 74,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,051.14 : 214,576.80 = 49,556.89 : x
  2. Step 2: Convert to fraction form
    143,051.14/214,576.80 = 49,556.89/x
  3. Step 3: Cross multiply
    143,051.14x = 214,576.80 × 49,556.89
  4. Step 4: Simplify right side
    143,051.14x = 10,633,758,874.15
  5. Step 5: Solve for x
    x = 10,633,758,874.15/143,051.14
  6. Step 6: Final answer
    x = 74,335.37

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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.