Home / 84,027.37-115,956.26-45,787.25

Finding the Fourth Proportional to 84,027.37, 115,956.26 and 45,787.25

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Solution

The fourth proportional to 84,027.37, 115,956.26 and 45,787.25 is: 63,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,027.37 : 115,956.26 = 45,787.25 : x
  2. Step 2: Convert to fraction form
    84,027.37/115,956.26 = 45,787.25/x
  3. Step 3: Cross multiply
    84,027.37x = 115,956.26 × 45,787.25
  4. Step 4: Simplify right side
    84,027.37x = 5,309,318,265.69
  5. Step 5: Solve for x
    x = 5,309,318,265.69/84,027.37
  6. Step 6: Final answer
    x = 63,185.58

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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.