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Finding the Fourth Proportional to 133,090.23, 199,644.90 and 41,897.80

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Solution

The fourth proportional to 133,090.23, 199,644.90 and 41,897.80 is: 62,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,090.23 : 199,644.90 = 41,897.80 : x
  2. Step 2: Convert to fraction form
    133,090.23/199,644.90 = 41,897.80/x
  3. Step 3: Cross multiply
    133,090.23x = 199,644.90 × 41,897.80
  4. Step 4: Simplify right side
    133,090.23x = 8,364,682,091.22
  5. Step 5: Solve for x
    x = 8,364,682,091.22/133,090.23
  6. Step 6: Final answer
    x = 62,849.71

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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.