Home / 54,151.46-81,227.19-35,679.14

Finding the Fourth Proportional to 54,151.46, 81,227.19 and 35,679.14

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Solution

The fourth proportional to 54,151.46, 81,227.19 and 35,679.14 is: 53,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151.46 : 81,227.19 = 35,679.14 : x
  2. Step 2: Convert to fraction form
    54,151.46/81,227.19 = 35,679.14/x
  3. Step 3: Cross multiply
    54,151.46x = 81,227.19 × 35,679.14
  4. Step 4: Simplify right side
    54,151.46x = 2,898,116,283.82
  5. Step 5: Solve for x
    x = 2,898,116,283.82/54,151.46
  6. Step 6: Final answer
    x = 53,518.71

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1.5x scale

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.