Home / 126,913.44-190,371.54-52,014.36

Finding the Fourth Proportional to 126,913.44, 190,371.54 and 52,014.36

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Solution

The fourth proportional to 126,913.44, 190,371.54 and 52,014.36 is: 78,022.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,913.44 : 190,371.54 = 52,014.36 : x
  2. Step 2: Convert to fraction form
    126,913.44/190,371.54 = 52,014.36/x
  3. Step 3: Cross multiply
    126,913.44x = 190,371.54 × 52,014.36
  4. Step 4: Simplify right side
    126,913.44x = 9,902,053,815.31
  5. Step 5: Solve for x
    x = 9,902,053,815.31/126,913.44
  6. Step 6: Final answer
    x = 78,022.11

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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.