Home / 68,754.31-103,141.35-26,075.44

Finding the Fourth Proportional to 68,754.31, 103,141.35 and 26,075.44

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Solution

The fourth proportional to 68,754.31, 103,141.35 and 26,075.44 is: 39,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,754.31 : 103,141.35 = 26,075.44 : x
  2. Step 2: Convert to fraction form
    68,754.31/103,141.35 = 26,075.44/x
  3. Step 3: Cross multiply
    68,754.31x = 103,141.35 × 26,075.44
  4. Step 4: Simplify right side
    68,754.31x = 2,689,456,083.44
  5. Step 5: Solve for x
    x = 2,689,456,083.44/68,754.31
  6. Step 6: Final answer
    x = 39,116.91

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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.