Home / 164,974.41-247,350.60-76,178.97

Finding the Fourth Proportional to 164,974.41, 247,350.60 and 76,178.97

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Solution

The fourth proportional to 164,974.41, 247,350.60 and 76,178.97 is: 114,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,974.41 : 247,350.60 = 76,178.97 : x
  2. Step 2: Convert to fraction form
    164,974.41/247,350.60 = 76,178.97/x
  3. Step 3: Cross multiply
    164,974.41x = 247,350.60 × 76,178.97
  4. Step 4: Simplify right side
    164,974.41x = 18,842,913,936.88
  5. Step 5: Solve for x
    x = 18,842,913,936.88/164,974.41
  6. Step 6: Final answer
    x = 114,217.19

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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.