Home / 90,975.37-136,483.83-27,804.49

Finding the Fourth Proportional to 90,975.37, 136,483.83 and 27,804.49

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Solution

The fourth proportional to 90,975.37, 136,483.83 and 27,804.49 is: 41,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,975.37 : 136,483.83 = 27,804.49 : x
  2. Step 2: Convert to fraction form
    90,975.37/136,483.83 = 27,804.49/x
  3. Step 3: Cross multiply
    90,975.37x = 136,483.83 × 27,804.49
  4. Step 4: Simplify right side
    90,975.37x = 3,794,863,286.40
  5. Step 5: Solve for x
    x = 3,794,863,286.40/90,975.37
  6. Step 6: Final answer
    x = 41,713.08

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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.