Home / 74,849.20-103,291.26-41,315.20

Finding the Fourth Proportional to 74,849.20, 103,291.26 and 41,315.20

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Solution

The fourth proportional to 74,849.20, 103,291.26 and 41,315.20 is: 57,014.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,849.20 : 103,291.26 = 41,315.20 : x
  2. Step 2: Convert to fraction form
    74,849.20/103,291.26 = 41,315.20/x
  3. Step 3: Cross multiply
    74,849.20x = 103,291.26 × 41,315.20
  4. Step 4: Simplify right side
    74,849.20x = 4,267,499,065.15
  5. Step 5: Solve for x
    x = 4,267,499,065.15/74,849.20
  6. Step 6: Final answer
    x = 57,014.62

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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.