Home / 269,998.20-404,673.30-112,145.40

Finding the Fourth Proportional to 269,998.20, 404,673.30 and 112,145.40

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Solution

The fourth proportional to 269,998.20, 404,673.30 and 112,145.40 is: 168,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,998.20 : 404,673.30 = 112,145.40 : x
  2. Step 2: Convert to fraction form
    269,998.20/404,673.30 = 112,145.40/x
  3. Step 3: Cross multiply
    269,998.20x = 404,673.30 × 112,145.40
  4. Step 4: Simplify right side
    269,998.20x = 45,382,249,097.82
  5. Step 5: Solve for x
    x = 45,382,249,097.82/269,998.20
  6. Step 6: Final answer
    x = 168,083.52

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1.5x scale

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.