Home / 114,137.40-171,113.25-47,627.07

Finding the Fourth Proportional to 114,137.40, 171,113.25 and 47,627.07

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Solution

The fourth proportional to 114,137.40, 171,113.25 and 47,627.07 is: 71,401.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,137.40 : 171,113.25 = 47,627.07 : x
  2. Step 2: Convert to fraction form
    114,137.40/171,113.25 = 47,627.07/x
  3. Step 3: Cross multiply
    114,137.40x = 171,113.25 × 47,627.07
  4. Step 4: Simplify right side
    114,137.40x = 8,149,622,735.68
  5. Step 5: Solve for x
    x = 8,149,622,735.68/114,137.40
  6. Step 6: Final answer
    x = 71,401.86

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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.