Home / 231,224.84-346,474.38-137,679.56

Finding the Fourth Proportional to 231,224.84, 346,474.38 and 137,679.56

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Solution

The fourth proportional to 231,224.84, 346,474.38 and 137,679.56 is: 206,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,224.84 : 346,474.38 = 137,679.56 : x
  2. Step 2: Convert to fraction form
    231,224.84/346,474.38 = 137,679.56/x
  3. Step 3: Cross multiply
    231,224.84x = 346,474.38 × 137,679.56
  4. Step 4: Simplify right side
    231,224.84x = 47,702,440,189.67
  5. Step 5: Solve for x
    x = 47,702,440,189.67/231,224.84
  6. Step 6: Final answer
    x = 206,303.27

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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.