Home / 179,879.15-269,771.70-53,485.36

Finding the Fourth Proportional to 179,879.15, 269,771.70 and 53,485.36

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Solution

The fourth proportional to 179,879.15, 269,771.70 and 53,485.36 is: 80,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,879.15 : 269,771.70 = 53,485.36 : x
  2. Step 2: Convert to fraction form
    179,879.15/269,771.70 = 53,485.36/x
  3. Step 3: Cross multiply
    179,879.15x = 269,771.70 × 53,485.36
  4. Step 4: Simplify right side
    179,879.15x = 14,428,835,817.88
  5. Step 5: Solve for x
    x = 14,428,835,817.88/179,879.15
  6. Step 6: Final answer
    x = 80,214.05

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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.