Home / 168,013.10-252,064.20-73,202.60

Finding the Fourth Proportional to 168,013.10, 252,064.20 and 73,202.60

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Solution

The fourth proportional to 168,013.10, 252,064.20 and 73,202.60 is: 109,823.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,013.10 : 252,064.20 = 73,202.60 : x
  2. Step 2: Convert to fraction form
    168,013.10/252,064.20 = 73,202.60/x
  3. Step 3: Cross multiply
    168,013.10x = 252,064.20 × 73,202.60
  4. Step 4: Simplify right side
    168,013.10x = 18,451,754,806.92
  5. Step 5: Solve for x
    x = 18,451,754,806.92/168,013.10
  6. Step 6: Final answer
    x = 109,823.31

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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.