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Finding the Fourth Proportional to 133,706.46, 200,421.45 and 44,930.07

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Solution

The fourth proportional to 133,706.46, 200,421.45 and 44,930.07 is: 67,348.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,706.46 : 200,421.45 = 44,930.07 : x
  2. Step 2: Convert to fraction form
    133,706.46/200,421.45 = 44,930.07/x
  3. Step 3: Cross multiply
    133,706.46x = 200,421.45 × 44,930.07
  4. Step 4: Simplify right side
    133,706.46x = 9,004,949,778.00
  5. Step 5: Solve for x
    x = 9,004,949,778.00/133,706.46
  6. Step 6: Final answer
    x = 67,348.65

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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.