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Finding the Fourth Proportional to 168,004.60, 252,006.90 and 148,321.60

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Solution

The fourth proportional to 168,004.60, 252,006.90 and 148,321.60 is: 222,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,004.60 : 252,006.90 = 148,321.60 : x
  2. Step 2: Convert to fraction form
    168,004.60/252,006.90 = 148,321.60/x
  3. Step 3: Cross multiply
    168,004.60x = 252,006.90 × 148,321.60
  4. Step 4: Simplify right side
    168,004.60x = 37,378,066,619.04
  5. Step 5: Solve for x
    x = 37,378,066,619.04/168,004.60
  6. Step 6: Final answer
    x = 222,482.40

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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.