Home / 231,050.85-346,624.87-131,257.23

Finding the Fourth Proportional to 231,050.85, 346,624.87 and 131,257.23

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Solution

The fourth proportional to 231,050.85, 346,624.87 and 131,257.23 is: 196,913.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,050.85 : 346,624.87 = 131,257.23 : x
  2. Step 2: Convert to fraction form
    231,050.85/346,624.87 = 131,257.23/x
  3. Step 3: Cross multiply
    231,050.85x = 346,624.87 × 131,257.23
  4. Step 4: Simplify right side
    231,050.85x = 45,497,020,285.31
  5. Step 5: Solve for x
    x = 45,497,020,285.31/231,050.85
  6. Step 6: Final answer
    x = 196,913.45

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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.