Home / 146,085.36-219,029.16-57,283.44

Finding the Fourth Proportional to 146,085.36, 219,029.16 and 57,283.44

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Solution

The fourth proportional to 146,085.36, 219,029.16 and 57,283.44 is: 85,886.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,085.36 : 219,029.16 = 57,283.44 : x
  2. Step 2: Convert to fraction form
    146,085.36/219,029.16 = 57,283.44/x
  3. Step 3: Cross multiply
    146,085.36x = 219,029.16 × 57,283.44
  4. Step 4: Simplify right side
    146,085.36x = 12,546,743,745.11
  5. Step 5: Solve for x
    x = 12,546,743,745.11/146,085.36
  6. Step 6: Final answer
    x = 85,886.39

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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.