Home / 258,232.98-356,360.94-143,511.24

Finding the Fourth Proportional to 258,232.98, 356,360.94 and 143,511.24

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Solution

The fourth proportional to 258,232.98, 356,360.94 and 143,511.24 is: 198,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,232.98 : 356,360.94 = 143,511.24 : x
  2. Step 2: Convert to fraction form
    258,232.98/356,360.94 = 143,511.24/x
  3. Step 3: Cross multiply
    258,232.98x = 356,360.94 × 143,511.24
  4. Step 4: Simplify right side
    258,232.98x = 51,141,800,386.97
  5. Step 5: Solve for x
    x = 51,141,800,386.97/258,232.98
  6. Step 6: Final answer
    x = 198,045.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.