Home / 231,855.31-347,330.19-159,795.33

Finding the Fourth Proportional to 231,855.31, 347,330.19 and 159,795.33

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Solution

The fourth proportional to 231,855.31, 347,330.19 and 159,795.33 is: 239,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,855.31 : 347,330.19 = 159,795.33 : x
  2. Step 2: Convert to fraction form
    231,855.31/347,330.19 = 159,795.33/x
  3. Step 3: Cross multiply
    231,855.31x = 347,330.19 × 159,795.33
  4. Step 4: Simplify right side
    231,855.31x = 55,501,742,330.01
  5. Step 5: Solve for x
    x = 55,501,742,330.01/231,855.31
  6. Step 6: Final answer
    x = 239,380.94

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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.