Home / 196,203.20-293,721.60-117,276.80

Finding the Fourth Proportional to 196,203.20, 293,721.60 and 117,276.80

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Solution

The fourth proportional to 196,203.20, 293,721.60 and 117,276.80 is: 175,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,203.20 : 293,721.60 = 117,276.80 : x
  2. Step 2: Convert to fraction form
    196,203.20/293,721.60 = 117,276.80/x
  3. Step 3: Cross multiply
    196,203.20x = 293,721.60 × 117,276.80
  4. Step 4: Simplify right side
    196,203.20x = 34,446,729,338.88
  5. Step 5: Solve for x
    x = 34,446,729,338.88/196,203.20
  6. Step 6: Final answer
    x = 175,566.60

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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.