Home / 75,332.09-103,958.42-41,343.54

Finding the Fourth Proportional to 75,332.09, 103,958.42 and 41,343.54

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Solution

The fourth proportional to 75,332.09, 103,958.42 and 41,343.54 is: 57,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,332.09 : 103,958.42 = 41,343.54 : x
  2. Step 2: Convert to fraction form
    75,332.09/103,958.42 = 41,343.54/x
  3. Step 3: Cross multiply
    75,332.09x = 103,958.42 × 41,343.54
  4. Step 4: Simplify right side
    75,332.09x = 4,298,008,888.89
  5. Step 5: Solve for x
    x = 4,298,008,888.89/75,332.09
  6. Step 6: Final answer
    x = 57,054.16

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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.