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Finding the Fourth Proportional to 337,133.70, 505,774.40 and 126,771.64

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Solution

The fourth proportional to 337,133.70, 505,774.40 and 126,771.64 is: 190,185.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,133.70 : 505,774.40 = 126,771.64 : x
  2. Step 2: Convert to fraction form
    337,133.70/505,774.40 = 126,771.64/x
  3. Step 3: Cross multiply
    337,133.70x = 505,774.40 × 126,771.64
  4. Step 4: Simplify right side
    337,133.70x = 64,117,848,259.72
  5. Step 5: Solve for x
    x = 64,117,848,259.72/337,133.70
  6. Step 6: Final answer
    x = 190,185.22

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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.