Home / 202,926.04-279,974.46-122,378.20

Finding the Fourth Proportional to 202,926.04, 279,974.46 and 122,378.20

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Solution

The fourth proportional to 202,926.04, 279,974.46 and 122,378.20 is: 168,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,926.04 : 279,974.46 = 122,378.20 : x
  2. Step 2: Convert to fraction form
    202,926.04/279,974.46 = 122,378.20/x
  3. Step 3: Cross multiply
    202,926.04x = 279,974.46 × 122,378.20
  4. Step 4: Simplify right side
    202,926.04x = 34,262,770,460.77
  5. Step 5: Solve for x
    x = 34,262,770,460.77/202,926.04
  6. Step 6: Final answer
    x = 168,843.64

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1.5x scale

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.