Home / 178,926.94-246,919.69-102,447.21

Finding the Fourth Proportional to 178,926.94, 246,919.69 and 102,447.21

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Solution

The fourth proportional to 178,926.94, 246,919.69 and 102,447.21 is: 141,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,926.94 : 246,919.69 = 102,447.21 : x
  2. Step 2: Convert to fraction form
    178,926.94/246,919.69 = 102,447.21/x
  3. Step 3: Cross multiply
    178,926.94x = 246,919.69 × 102,447.21
  4. Step 4: Simplify right side
    178,926.94x = 25,296,233,334.56
  5. Step 5: Solve for x
    x = 25,296,233,334.56/178,926.94
  6. Step 6: Final answer
    x = 141,377.44

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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.