Home / 75,537.80-104,245.13-41,549.45

Finding the Fourth Proportional to 75,537.80, 104,245.13 and 41,549.45

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Solution

The fourth proportional to 75,537.80, 104,245.13 and 41,549.45 is: 57,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,537.80 : 104,245.13 = 41,549.45 : x
  2. Step 2: Convert to fraction form
    75,537.80/104,245.13 = 41,549.45/x
  3. Step 3: Cross multiply
    75,537.80x = 104,245.13 × 41,549.45
  4. Step 4: Simplify right side
    75,537.80x = 4,331,327,399.33
  5. Step 5: Solve for x
    x = 4,331,327,399.33/75,537.80
  6. Step 6: Final answer
    x = 57,339.87

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1.5x scale

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.