Home / 126,945.36-190,374.20-52,044.24

Finding the Fourth Proportional to 126,945.36, 190,374.20 and 52,044.24

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Solution

The fourth proportional to 126,945.36, 190,374.20 and 52,044.24 is: 78,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,945.36 : 190,374.20 = 52,044.24 : x
  2. Step 2: Convert to fraction form
    126,945.36/190,374.20 = 52,044.24/x
  3. Step 3: Cross multiply
    126,945.36x = 190,374.20 × 52,044.24
  4. Step 4: Simplify right side
    126,945.36x = 9,907,880,554.61
  5. Step 5: Solve for x
    x = 9,907,880,554.61/126,945.36
  6. Step 6: Final answer
    x = 78,048.39

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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.