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Finding the Fourth Proportional to 168,308.30, 252,025.05 and 133,024.70

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Solution

The fourth proportional to 168,308.30, 252,025.05 and 133,024.70 is: 199,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,308.30 : 252,025.05 = 133,024.70 : x
  2. Step 2: Convert to fraction form
    168,308.30/252,025.05 = 133,024.70/x
  3. Step 3: Cross multiply
    168,308.30x = 252,025.05 × 133,024.70
  4. Step 4: Simplify right side
    168,308.30x = 33,525,556,668.74
  5. Step 5: Solve for x
    x = 33,525,556,668.74/168,308.30
  6. Step 6: Final answer
    x = 199,191.35

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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.