Home / 231,051.37-346,610.12-71,140.84

Finding the Fourth Proportional to 231,051.37, 346,610.12 and 71,140.84

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Solution

The fourth proportional to 231,051.37, 346,610.12 and 71,140.84 is: 106,721.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,051.37 : 346,610.12 = 71,140.84 : x
  2. Step 2: Convert to fraction form
    231,051.37/346,610.12 = 71,140.84/x
  3. Step 3: Cross multiply
    231,051.37x = 346,610.12 × 71,140.84
  4. Step 4: Simplify right side
    231,051.37x = 24,658,135,089.30
  5. Step 5: Solve for x
    x = 24,658,135,089.30/231,051.37
  6. Step 6: Final answer
    x = 106,721.44

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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.