Home / 114,735.22-158,392.19-71,738.60

Finding the Fourth Proportional to 114,735.22, 158,392.19 and 71,738.60

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Solution

The fourth proportional to 114,735.22, 158,392.19 and 71,738.60 is: 99,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,735.22 : 158,392.19 = 71,738.60 : x
  2. Step 2: Convert to fraction form
    114,735.22/158,392.19 = 71,738.60/x
  3. Step 3: Cross multiply
    114,735.22x = 158,392.19 × 71,738.60
  4. Step 4: Simplify right side
    114,735.22x = 11,362,833,348.92
  5. Step 5: Solve for x
    x = 11,362,833,348.92/114,735.22
  6. Step 6: Final answer
    x = 99,035.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.