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Finding the Fourth Proportional to 245,039.45, 367,610.19 and 76,552.97

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Solution

The fourth proportional to 245,039.45, 367,610.19 and 76,552.97 is: 114,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,039.45 : 367,610.19 = 76,552.97 : x
  2. Step 2: Convert to fraction form
    245,039.45/367,610.19 = 76,552.97/x
  3. Step 3: Cross multiply
    245,039.45x = 367,610.19 × 76,552.97
  4. Step 4: Simplify right side
    245,039.45x = 28,141,650,008.71
  5. Step 5: Solve for x
    x = 28,141,650,008.71/245,039.45
  6. Step 6: Final answer
    x = 114,845.39

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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.