Home / 196,338.55-270,940.03-119,985.46

Finding the Fourth Proportional to 196,338.55, 270,940.03 and 119,985.46

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Solution

The fourth proportional to 196,338.55, 270,940.03 and 119,985.46 is: 165,575.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,338.55 : 270,940.03 = 119,985.46 : x
  2. Step 2: Convert to fraction form
    196,338.55/270,940.03 = 119,985.46/x
  3. Step 3: Cross multiply
    196,338.55x = 270,940.03 × 119,985.46
  4. Step 4: Simplify right side
    196,338.55x = 32,508,864,131.96
  5. Step 5: Solve for x
    x = 32,508,864,131.96/196,338.55
  6. Step 6: Final answer
    x = 165,575.55

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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.