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Finding the Fourth Proportional to 133,642.26, 200,486.55 and 44,904.42

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Solution

The fourth proportional to 133,642.26, 200,486.55 and 44,904.42 is: 67,364.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,642.26 : 200,486.55 = 44,904.42 : x
  2. Step 2: Convert to fraction form
    133,642.26/200,486.55 = 44,904.42/x
  3. Step 3: Cross multiply
    133,642.26x = 200,486.55 × 44,904.42
  4. Step 4: Simplify right side
    133,642.26x = 9,002,732,245.55
  5. Step 5: Solve for x
    x = 9,002,732,245.55/133,642.26
  6. Step 6: Final answer
    x = 67,364.41

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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.