Home / 179,830.36-269,745.45-53,470.05

Finding the Fourth Proportional to 179,830.36, 269,745.45 and 53,470.05

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Solution

The fourth proportional to 179,830.36, 269,745.45 and 53,470.05 is: 80,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,830.36 : 269,745.45 = 53,470.05 : x
  2. Step 2: Convert to fraction form
    179,830.36/269,745.45 = 53,470.05/x
  3. Step 3: Cross multiply
    179,830.36x = 269,745.45 × 53,470.05
  4. Step 4: Simplify right side
    179,830.36x = 14,423,302,698.77
  5. Step 5: Solve for x
    x = 14,423,302,698.77/179,830.36
  6. Step 6: Final answer
    x = 80,205.05

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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.