Home / 157,716.72-236,307.78-95,256

Finding the Fourth Proportional to 157,716.72, 236,307.78 and 95,256

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Solution

The fourth proportional to 157,716.72, 236,307.78 and 95,256 is: 142,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,716.72 : 236,307.78 = 95,256 : x
  2. Step 2: Convert to fraction form
    157,716.72/236,307.78 = 95,256/x
  3. Step 3: Cross multiply
    157,716.72x = 236,307.78 × 95,256
  4. Step 4: Simplify right side
    157,716.72x = 22,509,733,891.68
  5. Step 5: Solve for x
    x = 22,509,733,891.68/157,716.72
  6. Step 6: Final answer
    x = 142,722.56

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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.