Home / 211,067.58-316,516.32-76,093.23

Finding the Fourth Proportional to 211,067.58, 316,516.32 and 76,093.23

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Solution

The fourth proportional to 211,067.58, 316,516.32 and 76,093.23 is: 114,109.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,067.58 : 316,516.32 = 76,093.23 : x
  2. Step 2: Convert to fraction form
    211,067.58/316,516.32 = 76,093.23/x
  3. Step 3: Cross multiply
    211,067.58x = 316,516.32 × 76,093.23
  4. Step 4: Simplify right side
    211,067.58x = 24,084,749,136.51
  5. Step 5: Solve for x
    x = 24,084,749,136.51/211,067.58
  6. Step 6: Final answer
    x = 114,109.18

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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.