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Finding the Fourth Proportional to 100,460.08, 150,739.08 and 41,313.52

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Solution

The fourth proportional to 100,460.08, 150,739.08 and 41,313.52 is: 61,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,460.08 : 150,739.08 = 41,313.52 : x
  2. Step 2: Convert to fraction form
    100,460.08/150,739.08 = 41,313.52/x
  3. Step 3: Cross multiply
    100,460.08x = 150,739.08 × 41,313.52
  4. Step 4: Simplify right side
    100,460.08x = 6,227,561,996.36
  5. Step 5: Solve for x
    x = 6,227,561,996.36/100,460.08
  6. Step 6: Final answer
    x = 61,990.41

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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.