Home / 75,346.14-103,977.81-41,354.85

Finding the Fourth Proportional to 75,346.14, 103,977.81 and 41,354.85

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Solution

The fourth proportional to 75,346.14, 103,977.81 and 41,354.85 is: 57,069.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,346.14 : 103,977.81 = 41,354.85 : x
  2. Step 2: Convert to fraction form
    75,346.14/103,977.81 = 41,354.85/x
  3. Step 3: Cross multiply
    75,346.14x = 103,977.81 × 41,354.85
  4. Step 4: Simplify right side
    75,346.14x = 4,299,986,735.88
  5. Step 5: Solve for x
    x = 4,299,986,735.88/75,346.14
  6. Step 6: Final answer
    x = 57,069.77

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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.