Home / 107,467.20-160,982.10-54,906.30

Finding the Fourth Proportional to 107,467.20, 160,982.10 and 54,906.30

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Solution

The fourth proportional to 107,467.20, 160,982.10 and 54,906.30 is: 82,247.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,467.20 : 160,982.10 = 54,906.30 : x
  2. Step 2: Convert to fraction form
    107,467.20/160,982.10 = 54,906.30/x
  3. Step 3: Cross multiply
    107,467.20x = 160,982.10 × 54,906.30
  4. Step 4: Simplify right side
    107,467.20x = 8,838,931,477.23
  5. Step 5: Solve for x
    x = 8,838,931,477.23/107,467.20
  6. Step 6: Final answer
    x = 82,247.71

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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.