Home / 114,137.48-171,235.40-66,792.44

Finding the Fourth Proportional to 114,137.48, 171,235.40 and 66,792.44

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Solution

The fourth proportional to 114,137.48, 171,235.40 and 66,792.44 is: 100,205.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,137.48 : 171,235.40 = 66,792.44 : x
  2. Step 2: Convert to fraction form
    114,137.48/171,235.40 = 66,792.44/x
  3. Step 3: Cross multiply
    114,137.48x = 171,235.40 × 66,792.44
  4. Step 4: Simplify right side
    114,137.48x = 11,437,228,990.24
  5. Step 5: Solve for x
    x = 11,437,228,990.24/114,137.48
  6. Step 6: Final answer
    x = 100,205.73

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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.