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Finding the Fourth Proportional to 73,679.58, 101,670.39 and 41,842.26

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Solution

The fourth proportional to 73,679.58, 101,670.39 and 41,842.26 is: 57,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,679.58 : 101,670.39 = 41,842.26 : x
  2. Step 2: Convert to fraction form
    73,679.58/101,670.39 = 41,842.26/x
  3. Step 3: Cross multiply
    73,679.58x = 101,670.39 × 41,842.26
  4. Step 4: Simplify right side
    73,679.58x = 4,254,118,892.68
  5. Step 5: Solve for x
    x = 4,254,118,892.68/73,679.58
  6. Step 6: Final answer
    x = 57,738.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.