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Finding the Fourth Proportional to 201,668.40, 302,794.20 and 152,096.40

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Solution

The fourth proportional to 201,668.40, 302,794.20 and 152,096.40 is: 228,364.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,668.40 : 302,794.20 = 152,096.40 : x
  2. Step 2: Convert to fraction form
    201,668.40/302,794.20 = 152,096.40/x
  3. Step 3: Cross multiply
    201,668.40x = 302,794.20 × 152,096.40
  4. Step 4: Simplify right side
    201,668.40x = 46,053,907,760.88
  5. Step 5: Solve for x
    x = 46,053,907,760.88/201,668.40
  6. Step 6: Final answer
    x = 228,364.52

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1.5x scale

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.