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Finding the Fourth Proportional to 133,656.36, 200,489.40 and 44,912.76

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Solution

The fourth proportional to 133,656.36, 200,489.40 and 44,912.76 is: 67,370.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,656.36 : 200,489.40 = 44,912.76 : x
  2. Step 2: Convert to fraction form
    133,656.36/200,489.40 = 44,912.76/x
  3. Step 3: Cross multiply
    133,656.36x = 200,489.40 × 44,912.76
  4. Step 4: Simplify right side
    133,656.36x = 9,004,532,304.74
  5. Step 5: Solve for x
    x = 9,004,532,304.74/133,656.36
  6. Step 6: Final answer
    x = 67,370.77

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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.