Home / 294,075.33-405,823.11-163,272.95

Finding the Fourth Proportional to 294,075.33, 405,823.11 and 163,272.95

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Solution

The fourth proportional to 294,075.33, 405,823.11 and 163,272.95 is: 225,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,075.33 : 405,823.11 = 163,272.95 : x
  2. Step 2: Convert to fraction form
    294,075.33/405,823.11 = 163,272.95/x
  3. Step 3: Cross multiply
    294,075.33x = 405,823.11 × 163,272.95
  4. Step 4: Simplify right side
    294,075.33x = 66,259,936,146.73
  5. Step 5: Solve for x
    x = 66,259,936,146.73/294,075.33
  6. Step 6: Final answer
    x = 225,316.20

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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.