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Finding the Fourth Proportional to 66,852.46, 100,334.08 and 33,582.04

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Solution

The fourth proportional to 66,852.46, 100,334.08 and 33,582.04 is: 50,400.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,852.46 : 100,334.08 = 33,582.04 : x
  2. Step 2: Convert to fraction form
    66,852.46/100,334.08 = 33,582.04/x
  3. Step 3: Cross multiply
    66,852.46x = 100,334.08 × 33,582.04
  4. Step 4: Simplify right side
    66,852.46x = 3,369,423,087.92
  5. Step 5: Solve for x
    x = 3,369,423,087.92/66,852.46
  6. Step 6: Final answer
    x = 50,400.88

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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.