Home / 69,949.41-104,885.24-28,347.81

Finding the Fourth Proportional to 69,949.41, 104,885.24 and 28,347.81

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Solution

The fourth proportional to 69,949.41, 104,885.24 and 28,347.81 is: 42,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,949.41 : 104,885.24 = 28,347.81 : x
  2. Step 2: Convert to fraction form
    69,949.41/104,885.24 = 28,347.81/x
  3. Step 3: Cross multiply
    69,949.41x = 104,885.24 × 28,347.81
  4. Step 4: Simplify right side
    69,949.41x = 2,973,266,713.59
  5. Step 5: Solve for x
    x = 2,973,266,713.59/69,949.41
  6. Step 6: Final answer
    x = 42,505.96

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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.