Home / 272,211.48-408,317.85-82,673.33

Finding the Fourth Proportional to 272,211.48, 408,317.85 and 82,673.33

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Solution

The fourth proportional to 272,211.48, 408,317.85 and 82,673.33 is: 124,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,211.48 : 408,317.85 = 82,673.33 : x
  2. Step 2: Convert to fraction form
    272,211.48/408,317.85 = 82,673.33/x
  3. Step 3: Cross multiply
    272,211.48x = 408,317.85 × 82,673.33
  4. Step 4: Simplify right side
    272,211.48x = 33,756,994,316.35
  5. Step 5: Solve for x
    x = 33,756,994,316.35/272,211.48
  6. Step 6: Final answer
    x = 124,010.18

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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.