Home / 104,213.74-143,815.62-56,467.44

Finding the Fourth Proportional to 104,213.74, 143,815.62 and 56,467.44

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Solution

The fourth proportional to 104,213.74, 143,815.62 and 56,467.44 is: 77,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,213.74 : 143,815.62 = 56,467.44 : x
  2. Step 2: Convert to fraction form
    104,213.74/143,815.62 = 56,467.44/x
  3. Step 3: Cross multiply
    104,213.74x = 143,815.62 × 56,467.44
  4. Step 4: Simplify right side
    104,213.74x = 8,120,899,893.41
  5. Step 5: Solve for x
    x = 8,120,899,893.41/104,213.74
  6. Step 6: Final answer
    x = 77,925.42

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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.