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Finding the Fourth Proportional to 363,164.63, 544,749.66 and 126,506.93

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Solution

The fourth proportional to 363,164.63, 544,749.66 and 126,506.93 is: 189,761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,164.63 : 544,749.66 = 126,506.93 : x
  2. Step 2: Convert to fraction form
    363,164.63/544,749.66 = 126,506.93/x
  3. Step 3: Cross multiply
    363,164.63x = 544,749.66 × 126,506.93
  4. Step 4: Simplify right side
    363,164.63x = 68,914,604,381.40
  5. Step 5: Solve for x
    x = 68,914,604,381.40/363,164.63
  6. Step 6: Final answer
    x = 189,761.34

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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.