Home / 112,245.20-168,366.36-32,285.12

Finding the Fourth Proportional to 112,245.20, 168,366.36 and 32,285.12

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Solution

The fourth proportional to 112,245.20, 168,366.36 and 32,285.12 is: 48,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,245.20 : 168,366.36 = 32,285.12 : x
  2. Step 2: Convert to fraction form
    112,245.20/168,366.36 = 32,285.12/x
  3. Step 3: Cross multiply
    112,245.20x = 168,366.36 × 32,285.12
  4. Step 4: Simplify right side
    112,245.20x = 5,435,728,136.56
  5. Step 5: Solve for x
    x = 5,435,728,136.56/112,245.20
  6. Step 6: Final answer
    x = 48,427.27

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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.