Home / 165,404.79-228,161.43-104,053.41

Finding the Fourth Proportional to 165,404.79, 228,161.43 and 104,053.41

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Solution

The fourth proportional to 165,404.79, 228,161.43 and 104,053.41 is: 143,532.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,404.79 : 228,161.43 = 104,053.41 : x
  2. Step 2: Convert to fraction form
    165,404.79/228,161.43 = 104,053.41/x
  3. Step 3: Cross multiply
    165,404.79x = 228,161.43 × 104,053.41
  4. Step 4: Simplify right side
    165,404.79x = 23,740,974,821.98
  5. Step 5: Solve for x
    x = 23,740,974,821.98/165,404.79
  6. Step 6: Final answer
    x = 143,532.57

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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.