Home / 90,758.52-125,250.03-50,476.41

Finding the Fourth Proportional to 90,758.52, 125,250.03 and 50,476.41

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Solution

The fourth proportional to 90,758.52, 125,250.03 and 50,476.41 is: 69,659.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,758.52 : 125,250.03 = 50,476.41 : x
  2. Step 2: Convert to fraction form
    90,758.52/125,250.03 = 50,476.41/x
  3. Step 3: Cross multiply
    90,758.52x = 125,250.03 × 50,476.41
  4. Step 4: Simplify right side
    90,758.52x = 6,322,171,866.79
  5. Step 5: Solve for x
    x = 6,322,171,866.79/90,758.52
  6. Step 6: Final answer
    x = 69,659.27

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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.