Home / 69,742.54-104,614.99-30,299.66

Finding the Fourth Proportional to 69,742.54, 104,614.99 and 30,299.66

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Solution

The fourth proportional to 69,742.54, 104,614.99 and 30,299.66 is: 45,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,742.54 : 104,614.99 = 30,299.66 : x
  2. Step 2: Convert to fraction form
    69,742.54/104,614.99 = 30,299.66/x
  3. Step 3: Cross multiply
    69,742.54x = 104,614.99 × 30,299.66
  4. Step 4: Simplify right side
    69,742.54x = 3,169,798,627.90
  5. Step 5: Solve for x
    x = 3,169,798,627.90/69,742.54
  6. Step 6: Final answer
    x = 45,450.00

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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.