Home / 178,075.73-245,721.99-141,869.01

Finding the Fourth Proportional to 178,075.73, 245,721.99 and 141,869.01

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Solution

The fourth proportional to 178,075.73, 245,721.99 and 141,869.01 is: 195,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,075.73 : 245,721.99 = 141,869.01 : x
  2. Step 2: Convert to fraction form
    178,075.73/245,721.99 = 141,869.01/x
  3. Step 3: Cross multiply
    178,075.73x = 245,721.99 × 141,869.01
  4. Step 4: Simplify right side
    178,075.73x = 34,860,335,067.08
  5. Step 5: Solve for x
    x = 34,860,335,067.08/178,075.73
  6. Step 6: Final answer
    x = 195,761.29

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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.