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Finding the Fourth Proportional to 236,606, 354,734.04 and 143,090.96

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Solution

The fourth proportional to 236,606, 354,734.04 and 143,090.96 is: 214,530.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,606 : 354,734.04 = 143,090.96 : x
  2. Step 2: Convert to fraction form
    236,606/354,734.04 = 143,090.96/x
  3. Step 3: Cross multiply
    236,606x = 354,734.04 × 143,090.96
  4. Step 4: Simplify right side
    236,606x = 50,759,234,328.28
  5. Step 5: Solve for x
    x = 50,759,234,328.28/236,606
  6. Step 6: Final answer
    x = 214,530.63

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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.