Home / 69,490.44-104,235.48-48,806.28

Finding the Fourth Proportional to 69,490.44, 104,235.48 and 48,806.28

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Solution

The fourth proportional to 69,490.44, 104,235.48 and 48,806.28 is: 73,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,490.44 : 104,235.48 = 48,806.28 : x
  2. Step 2: Convert to fraction form
    69,490.44/104,235.48 = 48,806.28/x
  3. Step 3: Cross multiply
    69,490.44x = 104,235.48 × 48,806.28
  4. Step 4: Simplify right side
    69,490.44x = 5,087,346,022.81
  5. Step 5: Solve for x
    x = 5,087,346,022.81/69,490.44
  6. Step 6: Final answer
    x = 73,209.29

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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.