Home / 323,060.16-445,815.60-179,811.36

Finding the Fourth Proportional to 323,060.16, 445,815.60 and 179,811.36

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Solution

The fourth proportional to 323,060.16, 445,815.60 and 179,811.36 is: 248,135.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,060.16 : 445,815.60 = 179,811.36 : x
  2. Step 2: Convert to fraction form
    323,060.16/445,815.60 = 179,811.36/x
  3. Step 3: Cross multiply
    323,060.16x = 445,815.60 × 179,811.36
  4. Step 4: Simplify right side
    323,060.16x = 80,162,709,345.22
  5. Step 5: Solve for x
    x = 80,162,709,345.22/323,060.16
  6. Step 6: Final answer
    x = 248,135.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.