Home / 371,091.89-556,660.31-104,872.33

Finding the Fourth Proportional to 371,091.89, 556,660.31 and 104,872.33

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Solution

The fourth proportional to 371,091.89, 556,660.31 and 104,872.33 is: 157,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,091.89 : 556,660.31 = 104,872.33 : x
  2. Step 2: Convert to fraction form
    371,091.89/556,660.31 = 104,872.33/x
  3. Step 3: Cross multiply
    371,091.89x = 556,660.31 × 104,872.33
  4. Step 4: Simplify right side
    371,091.89x = 58,378,263,728.22
  5. Step 5: Solve for x
    x = 58,378,263,728.22/371,091.89
  6. Step 6: Final answer
    x = 157,314.85

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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.