Home / 134,067.56-185,014.73-73,639.60

Finding the Fourth Proportional to 134,067.56, 185,014.73 and 73,639.60

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Solution

The fourth proportional to 134,067.56, 185,014.73 and 73,639.60 is: 101,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,067.56 : 185,014.73 = 73,639.60 : x
  2. Step 2: Convert to fraction form
    134,067.56/185,014.73 = 73,639.60/x
  3. Step 3: Cross multiply
    134,067.56x = 185,014.73 × 73,639.60
  4. Step 4: Simplify right side
    134,067.56x = 13,624,410,432.87
  5. Step 5: Solve for x
    x = 13,624,410,432.87/134,067.56
  6. Step 6: Final answer
    x = 101,623.47

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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.