Home / 126,995.54-190,493.31-52,102.94

Finding the Fourth Proportional to 126,995.54, 190,493.31 and 52,102.94

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Solution

The fourth proportional to 126,995.54, 190,493.31 and 52,102.94 is: 78,154.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,995.54 : 190,493.31 = 52,102.94 : x
  2. Step 2: Convert to fraction form
    126,995.54/190,493.31 = 52,102.94/x
  3. Step 3: Cross multiply
    126,995.54x = 190,493.31 × 52,102.94
  4. Step 4: Simplify right side
    126,995.54x = 9,925,261,501.33
  5. Step 5: Solve for x
    x = 9,925,261,501.33/126,995.54
  6. Step 6: Final answer
    x = 78,154.41

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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.