Home / 114,426.87-171,640.44-47,830.56

Finding the Fourth Proportional to 114,426.87, 171,640.44 and 47,830.56

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Solution

The fourth proportional to 114,426.87, 171,640.44 and 47,830.56 is: 71,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,426.87 : 171,640.44 = 47,830.56 : x
  2. Step 2: Convert to fraction form
    114,426.87/171,640.44 = 47,830.56/x
  3. Step 3: Cross multiply
    114,426.87x = 171,640.44 × 47,830.56
  4. Step 4: Simplify right side
    114,426.87x = 8,209,658,363.85
  5. Step 5: Solve for x
    x = 8,209,658,363.85/114,426.87
  6. Step 6: Final answer
    x = 71,745.90

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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.