Home / 54,085.28-81,096.30-36,336.56

Finding the Fourth Proportional to 54,085.28, 81,096.30 and 36,336.56

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Solution

The fourth proportional to 54,085.28, 81,096.30 and 36,336.56 is: 54,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,085.28 : 81,096.30 = 36,336.56 : x
  2. Step 2: Convert to fraction form
    54,085.28/81,096.30 = 36,336.56/x
  3. Step 3: Cross multiply
    54,085.28x = 81,096.30 × 36,336.56
  4. Step 4: Simplify right side
    54,085.28x = 2,946,760,165.25
  5. Step 5: Solve for x
    x = 2,946,760,165.25/54,085.28
  6. Step 6: Final answer
    x = 54,483.59

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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.