Home / 196,743.04-270,822.88-148,912

Finding the Fourth Proportional to 196,743.04, 270,822.88 and 148,912

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Solution

The fourth proportional to 196,743.04, 270,822.88 and 148,912 is: 204,981.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,743.04 : 270,822.88 = 148,912 : x
  2. Step 2: Convert to fraction form
    196,743.04/270,822.88 = 148,912/x
  3. Step 3: Cross multiply
    196,743.04x = 270,822.88 × 148,912
  4. Step 4: Simplify right side
    196,743.04x = 40,328,776,706.56
  5. Step 5: Solve for x
    x = 40,328,776,706.56/196,743.04
  6. Step 6: Final answer
    x = 204,981.97

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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.