Home / 231,220.84-346,468.38-137,675.56

Finding the Fourth Proportional to 231,220.84, 346,468.38 and 137,675.56

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Solution

The fourth proportional to 231,220.84, 346,468.38 and 137,675.56 is: 206,297.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,220.84 : 346,468.38 = 137,675.56 : x
  2. Step 2: Convert to fraction form
    231,220.84/346,468.38 = 137,675.56/x
  3. Step 3: Cross multiply
    231,220.84x = 346,468.38 × 137,675.56
  4. Step 4: Simplify right side
    231,220.84x = 47,700,228,238.79
  5. Step 5: Solve for x
    x = 47,700,228,238.79/231,220.84
  6. Step 6: Final answer
    x = 206,297.27

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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.