Home / 58,741.20-81,020.94-41,485.80

Finding the Fourth Proportional to 58,741.20, 81,020.94 and 41,485.80

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Solution

The fourth proportional to 58,741.20, 81,020.94 and 41,485.80 is: 57,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,741.20 : 81,020.94 = 41,485.80 : x
  2. Step 2: Convert to fraction form
    58,741.20/81,020.94 = 41,485.80/x
  3. Step 3: Cross multiply
    58,741.20x = 81,020.94 × 41,485.80
  4. Step 4: Simplify right side
    58,741.20x = 3,361,218,512.65
  5. Step 5: Solve for x
    x = 3,361,218,512.65/58,741.20
  6. Step 6: Final answer
    x = 57,220.80

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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.