Home / 152,553.97-210,608.27-104,228.56

Finding the Fourth Proportional to 152,553.97, 210,608.27 and 104,228.56

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Solution

The fourth proportional to 152,553.97, 210,608.27 and 104,228.56 is: 143,892.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,553.97 : 210,608.27 = 104,228.56 : x
  2. Step 2: Convert to fraction form
    152,553.97/210,608.27 = 104,228.56/x
  3. Step 3: Cross multiply
    152,553.97x = 210,608.27 × 104,228.56
  4. Step 4: Simplify right side
    152,553.97x = 21,951,395,361.35
  5. Step 5: Solve for x
    x = 21,951,395,361.35/152,553.97
  6. Step 6: Final answer
    x = 143,892.66

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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.