Home / 198,241.47-273,586.68-112,200.48

Finding the Fourth Proportional to 198,241.47, 273,586.68 and 112,200.48

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Solution

The fourth proportional to 198,241.47, 273,586.68 and 112,200.48 is: 154,844.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,241.47 : 273,586.68 = 112,200.48 : x
  2. Step 2: Convert to fraction form
    198,241.47/273,586.68 = 112,200.48/x
  3. Step 3: Cross multiply
    198,241.47x = 273,586.68 × 112,200.48
  4. Step 4: Simplify right side
    198,241.47x = 30,696,556,817.61
  5. Step 5: Solve for x
    x = 30,696,556,817.61/198,241.47
  6. Step 6: Final answer
    x = 154,844.28

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1.5x scale

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.