Home / 201,829.20-302,743.80-182,146.20

Finding the Fourth Proportional to 201,829.20, 302,743.80 and 182,146.20

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Solution

The fourth proportional to 201,829.20, 302,743.80 and 182,146.20 is: 273,219.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,829.20 : 302,743.80 = 182,146.20 : x
  2. Step 2: Convert to fraction form
    201,829.20/302,743.80 = 182,146.20/x
  3. Step 3: Cross multiply
    201,829.20x = 302,743.80 × 182,146.20
  4. Step 4: Simplify right side
    201,829.20x = 55,143,632,743.56
  5. Step 5: Solve for x
    x = 55,143,632,743.56/201,829.20
  6. Step 6: Final answer
    x = 273,219.30

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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.