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Finding the Fourth Proportional to 47,323.94, 65,311.62 and 35,366.54

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Solution

The fourth proportional to 47,323.94, 65,311.62 and 35,366.54 is: 48,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,323.94 : 65,311.62 = 35,366.54 : x
  2. Step 2: Convert to fraction form
    47,323.94/65,311.62 = 35,366.54/x
  3. Step 3: Cross multiply
    47,323.94x = 65,311.62 × 35,366.54
  4. Step 4: Simplify right side
    47,323.94x = 2,309,846,021.19
  5. Step 5: Solve for x
    x = 2,309,846,021.19/47,323.94
  6. Step 6: Final answer
    x = 48,809.25

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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.