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Finding the Fourth Proportional to 196,858.22, 295,334.37 and 63,738.63

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Solution

The fourth proportional to 196,858.22, 295,334.37 and 63,738.63 is: 95,623.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,858.22 : 295,334.37 = 63,738.63 : x
  2. Step 2: Convert to fraction form
    196,858.22/295,334.37 = 63,738.63/x
  3. Step 3: Cross multiply
    196,858.22x = 295,334.37 × 63,738.63
  4. Step 4: Simplify right side
    196,858.22x = 18,824,208,135.71
  5. Step 5: Solve for x
    x = 18,824,208,135.71/196,858.22
  6. Step 6: Final answer
    x = 95,623.18

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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.