Home / 54,660.47-81,904.35-41,270.09

Finding the Fourth Proportional to 54,660.47, 81,904.35 and 41,270.09

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Solution

The fourth proportional to 54,660.47, 81,904.35 and 41,270.09 is: 61,839.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,660.47 : 81,904.35 = 41,270.09 : x
  2. Step 2: Convert to fraction form
    54,660.47/81,904.35 = 41,270.09/x
  3. Step 3: Cross multiply
    54,660.47x = 81,904.35 × 41,270.09
  4. Step 4: Simplify right side
    54,660.47x = 3,380,199,895.89
  5. Step 5: Solve for x
    x = 3,380,199,895.89/54,660.47
  6. Step 6: Final answer
    x = 61,839.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.