Home / 134,947.30-202,409.19-54,993.65

Finding the Fourth Proportional to 134,947.30, 202,409.19 and 54,993.65

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Solution

The fourth proportional to 134,947.30, 202,409.19 and 54,993.65 is: 82,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,947.30 : 202,409.19 = 54,993.65 : x
  2. Step 2: Convert to fraction form
    134,947.30/202,409.19 = 54,993.65/x
  3. Step 3: Cross multiply
    134,947.30x = 202,409.19 × 54,993.65
  4. Step 4: Simplify right side
    134,947.30x = 11,131,220,434.43
  5. Step 5: Solve for x
    x = 11,131,220,434.43/134,947.30
  6. Step 6: Final answer
    x = 82,485.69

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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.