Home / 230,938.90-346,523.55-131,175.70

Finding the Fourth Proportional to 230,938.90, 346,523.55 and 131,175.70

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Solution

The fourth proportional to 230,938.90, 346,523.55 and 131,175.70 is: 196,828.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,938.90 : 346,523.55 = 131,175.70 : x
  2. Step 2: Convert to fraction form
    230,938.90/346,523.55 = 131,175.70/x
  3. Step 3: Cross multiply
    230,938.90x = 346,523.55 × 131,175.70
  4. Step 4: Simplify right side
    230,938.90x = 45,455,469,237.74
  5. Step 5: Solve for x
    x = 45,455,469,237.74/230,938.90
  6. Step 6: Final answer
    x = 196,828.98

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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.