Home / 190,436.67-262,788.44-104,381.87

Finding the Fourth Proportional to 190,436.67, 262,788.44 and 104,381.87

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Solution

The fourth proportional to 190,436.67, 262,788.44 and 104,381.87 is: 144,039.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,436.67 : 262,788.44 = 104,381.87 : x
  2. Step 2: Convert to fraction form
    190,436.67/262,788.44 = 104,381.87/x
  3. Step 3: Cross multiply
    190,436.67x = 262,788.44 × 104,381.87
  4. Step 4: Simplify right side
    190,436.67x = 27,430,346,945.73
  5. Step 5: Solve for x
    x = 27,430,346,945.73/190,436.67
  6. Step 6: Final answer
    x = 144,039.21

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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.