Home / 112,004.34-168,039.30-33,120.60

Finding the Fourth Proportional to 112,004.34, 168,039.30 and 33,120.60

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Solution

The fourth proportional to 112,004.34, 168,039.30 and 33,120.60 is: 49,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,004.34 : 168,039.30 = 33,120.60 : x
  2. Step 2: Convert to fraction form
    112,004.34/168,039.30 = 33,120.60/x
  3. Step 3: Cross multiply
    112,004.34x = 168,039.30 × 33,120.60
  4. Step 4: Simplify right side
    112,004.34x = 5,565,562,439.58
  5. Step 5: Solve for x
    x = 5,565,562,439.58/112,004.34
  6. Step 6: Final answer
    x = 49,690.60

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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.