Home / 135,102.25-186,344.41-94,825

Finding the Fourth Proportional to 135,102.25, 186,344.41 and 94,825

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Solution

The fourth proportional to 135,102.25, 186,344.41 and 94,825 is: 130,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,102.25 : 186,344.41 = 94,825 : x
  2. Step 2: Convert to fraction form
    135,102.25/186,344.41 = 94,825/x
  3. Step 3: Cross multiply
    135,102.25x = 186,344.41 × 94,825
  4. Step 4: Simplify right side
    135,102.25x = 17,670,108,678.25
  5. Step 5: Solve for x
    x = 17,670,108,678.25/135,102.25
  6. Step 6: Final answer
    x = 130,790.63

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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.