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Finding the Fourth Proportional to 133,619.36, 200,447.44 and 44,898.20

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Solution

The fourth proportional to 133,619.36, 200,447.44 and 44,898.20 is: 67,353.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,619.36 : 200,447.44 = 44,898.20 : x
  2. Step 2: Convert to fraction form
    133,619.36/200,447.44 = 44,898.20/x
  3. Step 3: Cross multiply
    133,619.36x = 200,447.44 × 44,898.20
  4. Step 4: Simplify right side
    133,619.36x = 8,999,729,250.61
  5. Step 5: Solve for x
    x = 8,999,729,250.61/133,619.36
  6. Step 6: Final answer
    x = 67,353.48

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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.