Home / 269,072.69-370,921.68-172,262.70

Finding the Fourth Proportional to 269,072.69, 370,921.68 and 172,262.70

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Solution

The fourth proportional to 269,072.69, 370,921.68 and 172,262.70 is: 237,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,072.69 : 370,921.68 = 172,262.70 : x
  2. Step 2: Convert to fraction form
    269,072.69/370,921.68 = 172,262.70/x
  3. Step 3: Cross multiply
    269,072.69x = 370,921.68 × 172,262.70
  4. Step 4: Simplify right side
    269,072.69x = 63,895,970,085.34
  5. Step 5: Solve for x
    x = 63,895,970,085.34/269,072.69
  6. Step 6: Final answer
    x = 237,467.32

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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.