Home / 69,682.07-104,523.11-30,238.31

Finding the Fourth Proportional to 69,682.07, 104,523.11 and 30,238.31

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Solution

The fourth proportional to 69,682.07, 104,523.11 and 30,238.31 is: 45,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,682.07 : 104,523.11 = 30,238.31 : x
  2. Step 2: Convert to fraction form
    69,682.07/104,523.11 = 30,238.31/x
  3. Step 3: Cross multiply
    69,682.07x = 104,523.11 × 30,238.31
  4. Step 4: Simplify right side
    69,682.07x = 3,160,602,425.85
  5. Step 5: Solve for x
    x = 3,160,602,425.85/69,682.07
  6. Step 6: Final answer
    x = 45,357.47

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Similar ratio
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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.