Home / 269,075.73-371,340.46-154,353.53

Finding the Fourth Proportional to 269,075.73, 371,340.46 and 154,353.53

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Solution

The fourth proportional to 269,075.73, 371,340.46 and 154,353.53 is: 213,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,075.73 : 371,340.46 = 154,353.53 : x
  2. Step 2: Convert to fraction form
    269,075.73/371,340.46 = 154,353.53/x
  3. Step 3: Cross multiply
    269,075.73x = 371,340.46 × 154,353.53
  4. Step 4: Simplify right side
    269,075.73x = 57,317,711,954.12
  5. Step 5: Solve for x
    x = 57,317,711,954.12/269,075.73
  6. Step 6: Final answer
    x = 213,017.02

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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.