Home / 131,772.42-197,683.20-46,391.94

Finding the Fourth Proportional to 131,772.42, 197,683.20 and 46,391.94

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Solution

The fourth proportional to 131,772.42, 197,683.20 and 46,391.94 is: 69,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,772.42 : 197,683.20 = 46,391.94 : x
  2. Step 2: Convert to fraction form
    131,772.42/197,683.20 = 46,391.94/x
  3. Step 3: Cross multiply
    131,772.42x = 197,683.20 × 46,391.94
  4. Step 4: Simplify right side
    131,772.42x = 9,170,907,153.41
  5. Step 5: Solve for x
    x = 9,170,907,153.41/131,772.42
  6. Step 6: Final answer
    x = 69,596.56

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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.