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Finding the Fourth Proportional to 68,473.78, 94,509.60 and 44,558.94

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Solution

The fourth proportional to 68,473.78, 94,509.60 and 44,558.94 is: 61,501.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,473.78 : 94,509.60 = 44,558.94 : x
  2. Step 2: Convert to fraction form
    68,473.78/94,509.60 = 44,558.94/x
  3. Step 3: Cross multiply
    68,473.78x = 94,509.60 × 44,558.94
  4. Step 4: Simplify right side
    68,473.78x = 4,211,247,595.82
  5. Step 5: Solve for x
    x = 4,211,247,595.82/68,473.78
  6. Step 6: Final answer
    x = 61,501.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.