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Finding the Fourth Proportional to 168,352.40, 252,528.60 and 131,027.60

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Solution

The fourth proportional to 168,352.40, 252,528.60 and 131,027.60 is: 196,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,352.40 : 252,528.60 = 131,027.60 : x
  2. Step 2: Convert to fraction form
    168,352.40/252,528.60 = 131,027.60/x
  3. Step 3: Cross multiply
    168,352.40x = 252,528.60 × 131,027.60
  4. Step 4: Simplify right side
    168,352.40x = 33,088,216,389.36
  5. Step 5: Solve for x
    x = 33,088,216,389.36/168,352.40
  6. Step 6: Final answer
    x = 196,541.40

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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.