Home / 135,101.25-186,343.03-94,824

Finding the Fourth Proportional to 135,101.25, 186,343.03 and 94,824

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Solution

The fourth proportional to 135,101.25, 186,343.03 and 94,824 is: 130,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,101.25 : 186,343.03 = 94,824 : x
  2. Step 2: Convert to fraction form
    135,101.25/186,343.03 = 94,824/x
  3. Step 3: Cross multiply
    135,101.25x = 186,343.03 × 94,824
  4. Step 4: Simplify right side
    135,101.25x = 17,669,791,476.72
  5. Step 5: Solve for x
    x = 17,669,791,476.72/135,101.25
  6. Step 6: Final answer
    x = 130,789.25

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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.