Home / 66,725.54-100,088.33-16,806.05

Finding the Fourth Proportional to 66,725.54, 100,088.33 and 16,806.05

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Solution

The fourth proportional to 66,725.54, 100,088.33 and 16,806.05 is: 25,209.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,725.54 : 100,088.33 = 16,806.05 : x
  2. Step 2: Convert to fraction form
    66,725.54/100,088.33 = 16,806.05/x
  3. Step 3: Cross multiply
    66,725.54x = 100,088.33 × 16,806.05
  4. Step 4: Simplify right side
    66,725.54x = 1,682,088,893.92
  5. Step 5: Solve for x
    x = 1,682,088,893.92/66,725.54
  6. Step 6: Final answer
    x = 25,209.07

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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.