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Finding the Fourth Proportional to 69,866.63, 96,440.24 and 41,571.71

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Solution

The fourth proportional to 69,866.63, 96,440.24 and 41,571.71 is: 57,383.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,866.63 : 96,440.24 = 41,571.71 : x
  2. Step 2: Convert to fraction form
    69,866.63/96,440.24 = 41,571.71/x
  3. Step 3: Cross multiply
    69,866.63x = 96,440.24 × 41,571.71
  4. Step 4: Simplify right side
    69,866.63x = 4,009,185,311.34
  5. Step 5: Solve for x
    x = 4,009,185,311.34/69,866.63
  6. Step 6: Final answer
    x = 57,383.41

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1.5x scale

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.