Home / 274,897.08-412,504.20-148,537.68

Finding the Fourth Proportional to 274,897.08, 412,504.20 and 148,537.68

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Solution

The fourth proportional to 274,897.08, 412,504.20 and 148,537.68 is: 222,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,897.08 : 412,504.20 = 148,537.68 : x
  2. Step 2: Convert to fraction form
    274,897.08/412,504.20 = 148,537.68/x
  3. Step 3: Cross multiply
    274,897.08x = 412,504.20 × 148,537.68
  4. Step 4: Simplify right side
    274,897.08x = 61,272,416,858.26
  5. Step 5: Solve for x
    x = 61,272,416,858.26/274,897.08
  6. Step 6: Final answer
    x = 222,892.21

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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.