Home / 69,635.30-104,440.59-31,675.73

Finding the Fourth Proportional to 69,635.30, 104,440.59 and 31,675.73

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Solution

The fourth proportional to 69,635.30, 104,440.59 and 31,675.73 is: 47,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,635.30 : 104,440.59 = 31,675.73 : x
  2. Step 2: Convert to fraction form
    69,635.30/104,440.59 = 31,675.73/x
  3. Step 3: Cross multiply
    69,635.30x = 104,440.59 × 31,675.73
  4. Step 4: Simplify right side
    69,635.30x = 3,308,231,407.68
  5. Step 5: Solve for x
    x = 3,308,231,407.68/69,635.30
  6. Step 6: Final answer
    x = 47,507.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.