Home / 112,140.75-168,243.60-33,256.88

Finding the Fourth Proportional to 112,140.75, 168,243.60 and 33,256.88

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Solution

The fourth proportional to 112,140.75, 168,243.60 and 33,256.88 is: 49,894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,140.75 : 168,243.60 = 33,256.88 : x
  2. Step 2: Convert to fraction form
    112,140.75/168,243.60 = 33,256.88/x
  3. Step 3: Cross multiply
    112,140.75x = 168,243.60 × 33,256.88
  4. Step 4: Simplify right side
    112,140.75x = 5,595,257,215.97
  5. Step 5: Solve for x
    x = 5,595,257,215.97/112,140.75
  6. Step 6: Final answer
    x = 49,894.95

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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.