Home / 77,185.05-115,786.08-24,582.44

Finding the Fourth Proportional to 77,185.05, 115,786.08 and 24,582.44

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Solution

The fourth proportional to 77,185.05, 115,786.08 and 24,582.44 is: 36,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,185.05 : 115,786.08 = 24,582.44 : x
  2. Step 2: Convert to fraction form
    77,185.05/115,786.08 = 24,582.44/x
  3. Step 3: Cross multiply
    77,185.05x = 115,786.08 × 24,582.44
  4. Step 4: Simplify right side
    77,185.05x = 2,846,303,785.50
  5. Step 5: Solve for x
    x = 2,846,303,785.50/77,185.05
  6. Step 6: Final answer
    x = 36,876.36

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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.