Home / 77,883.24-116,813.88-25,293.36

Finding the Fourth Proportional to 77,883.24, 116,813.88 and 25,293.36

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Solution

The fourth proportional to 77,883.24, 116,813.88 and 25,293.36 is: 37,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,883.24 : 116,813.88 = 25,293.36 : x
  2. Step 2: Convert to fraction form
    77,883.24/116,813.88 = 25,293.36/x
  3. Step 3: Cross multiply
    77,883.24x = 116,813.88 × 25,293.36
  4. Step 4: Simplify right side
    77,883.24x = 2,954,615,519.84
  5. Step 5: Solve for x
    x = 2,954,615,519.84/77,883.24
  6. Step 6: Final answer
    x = 37,936.47

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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.