Home / 74,685.33-103,065.66-41,151.33

Finding the Fourth Proportional to 74,685.33, 103,065.66 and 41,151.33

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Solution

The fourth proportional to 74,685.33, 103,065.66 and 41,151.33 is: 56,788.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,685.33 : 103,065.66 = 41,151.33 : x
  2. Step 2: Convert to fraction form
    74,685.33/103,065.66 = 41,151.33/x
  3. Step 3: Cross multiply
    74,685.33x = 103,065.66 × 41,151.33
  4. Step 4: Simplify right side
    74,685.33x = 4,241,288,986.33
  5. Step 5: Solve for x
    x = 4,241,288,986.33/74,685.33
  6. Step 6: Final answer
    x = 56,788.78

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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.