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Finding the Fourth Proportional to 104,144.99, 156,112.29 and 41,009.42

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Solution

The fourth proportional to 104,144.99, 156,112.29 and 41,009.42 is: 61,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,144.99 : 156,112.29 = 41,009.42 : x
  2. Step 2: Convert to fraction form
    104,144.99/156,112.29 = 41,009.42/x
  3. Step 3: Cross multiply
    104,144.99x = 156,112.29 × 41,009.42
  4. Step 4: Simplify right side
    104,144.99x = 6,402,074,858.05
  5. Step 5: Solve for x
    x = 6,402,074,858.05/104,144.99
  6. Step 6: Final answer
    x = 61,472.71

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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.