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Finding the Fourth Proportional to 73,169.64, 100,968.48 and 41,341.44

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Solution

The fourth proportional to 73,169.64, 100,968.48 and 41,341.44 is: 57,048.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,169.64 : 100,968.48 = 41,341.44 : x
  2. Step 2: Convert to fraction form
    73,169.64/100,968.48 = 41,341.44/x
  3. Step 3: Cross multiply
    73,169.64x = 100,968.48 × 41,341.44
  4. Step 4: Simplify right side
    73,169.64x = 4,174,182,357.81
  5. Step 5: Solve for x
    x = 4,174,182,357.81/73,169.64
  6. Step 6: Final answer
    x = 57,048.01

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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.