Home / 54,071.46-81,009.99-33,000.53

Finding the Fourth Proportional to 54,071.46, 81,009.99 and 33,000.53

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Solution

The fourth proportional to 54,071.46, 81,009.99 and 33,000.53 is: 49,441.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,071.46 : 81,009.99 = 33,000.53 : x
  2. Step 2: Convert to fraction form
    54,071.46/81,009.99 = 33,000.53/x
  3. Step 3: Cross multiply
    54,071.46x = 81,009.99 × 33,000.53
  4. Step 4: Simplify right side
    54,071.46x = 2,673,372,605.29
  5. Step 5: Solve for x
    x = 2,673,372,605.29/54,071.46
  6. Step 6: Final answer
    x = 49,441.47

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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.