Home / 270,109.22-372,306.17-191,553.39

Finding the Fourth Proportional to 270,109.22, 372,306.17 and 191,553.39

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Solution

The fourth proportional to 270,109.22, 372,306.17 and 191,553.39 is: 264,028.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,109.22 : 372,306.17 = 191,553.39 : x
  2. Step 2: Convert to fraction form
    270,109.22/372,306.17 = 191,553.39/x
  3. Step 3: Cross multiply
    270,109.22x = 372,306.17 × 191,553.39
  4. Step 4: Simplify right side
    270,109.22x = 71,316,509,460.30
  5. Step 5: Solve for x
    x = 71,316,509,460.30/270,109.22
  6. Step 6: Final answer
    x = 264,028.42

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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.