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Finding the Fourth Proportional to 95,684.64, 143,483.22 and 33,340.56

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Solution

The fourth proportional to 95,684.64, 143,483.22 and 33,340.56 is: 49,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,684.64 : 143,483.22 = 33,340.56 : x
  2. Step 2: Convert to fraction form
    95,684.64/143,483.22 = 33,340.56/x
  3. Step 3: Cross multiply
    95,684.64x = 143,483.22 × 33,340.56
  4. Step 4: Simplify right side
    95,684.64x = 4,783,810,905.40
  5. Step 5: Solve for x
    x = 4,783,810,905.40/95,684.64
  6. Step 6: Final answer
    x = 49,995.60

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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.