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Finding the Fourth Proportional to 133,611.32, 200,435.42 and 44,890.19

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Solution

The fourth proportional to 133,611.32, 200,435.42 and 44,890.19 is: 67,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,611.32 : 200,435.42 = 44,890.19 : x
  2. Step 2: Convert to fraction form
    133,611.32/200,435.42 = 44,890.19/x
  3. Step 3: Cross multiply
    133,611.32x = 200,435.42 × 44,890.19
  4. Step 4: Simplify right side
    133,611.32x = 8,997,582,859.90
  5. Step 5: Solve for x
    x = 8,997,582,859.90/133,611.32
  6. Step 6: Final answer
    x = 67,341.47

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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.