Home / 247,097.12-340,990.98-133,917.44

Finding the Fourth Proportional to 247,097.12, 340,990.98 and 133,917.44

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Solution

The fourth proportional to 247,097.12, 340,990.98 and 133,917.44 is: 184,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,097.12 : 340,990.98 = 133,917.44 : x
  2. Step 2: Convert to fraction form
    247,097.12/340,990.98 = 133,917.44/x
  3. Step 3: Cross multiply
    247,097.12x = 340,990.98 × 133,917.44
  4. Step 4: Simplify right side
    247,097.12x = 45,664,639,104.69
  5. Step 5: Solve for x
    x = 45,664,639,104.69/247,097.12
  6. Step 6: Final answer
    x = 184,804.42

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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.