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Finding the Fourth Proportional to 133,346, 200,012.28 and 44,608.72

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Solution

The fourth proportional to 133,346, 200,012.28 and 44,608.72 is: 66,910.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,346 : 200,012.28 = 44,608.72 : x
  2. Step 2: Convert to fraction form
    133,346/200,012.28 = 44,608.72/x
  3. Step 3: Cross multiply
    133,346x = 200,012.28 × 44,608.72
  4. Step 4: Simplify right side
    133,346x = 8,922,291,795.08
  5. Step 5: Solve for x
    x = 8,922,291,795.08/133,346
  6. Step 6: Final answer
    x = 66,910.83

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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.