Home / 186,120.37-256,835.72-104,441.03

Finding the Fourth Proportional to 186,120.37, 256,835.72 and 104,441.03

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Solution

The fourth proportional to 186,120.37, 256,835.72 and 104,441.03 is: 144,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,120.37 : 256,835.72 = 104,441.03 : x
  2. Step 2: Convert to fraction form
    186,120.37/256,835.72 = 104,441.03/x
  3. Step 3: Cross multiply
    186,120.37x = 256,835.72 × 104,441.03
  4. Step 4: Simplify right side
    186,120.37x = 26,824,187,137.59
  5. Step 5: Solve for x
    x = 26,824,187,137.59/186,120.37
  6. Step 6: Final answer
    x = 144,122.79

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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.