Home / 75,741.49-104,523.99-41,751.30

Finding the Fourth Proportional to 75,741.49, 104,523.99 and 41,751.30

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Solution

The fourth proportional to 75,741.49, 104,523.99 and 41,751.30 is: 57,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,741.49 : 104,523.99 = 41,751.30 : x
  2. Step 2: Convert to fraction form
    75,741.49/104,523.99 = 41,751.30/x
  3. Step 3: Cross multiply
    75,741.49x = 104,523.99 × 41,751.30
  4. Step 4: Simplify right side
    75,741.49x = 4,364,012,463.69
  5. Step 5: Solve for x
    x = 4,364,012,463.69/75,741.49
  6. Step 6: Final answer
    x = 57,617.20

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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.