Home / 54,151.94-81,230.04-16,708.68

Finding the Fourth Proportional to 54,151.94, 81,230.04 and 16,708.68

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Solution

The fourth proportional to 54,151.94, 81,230.04 and 16,708.68 is: 25,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151.94 : 81,230.04 = 16,708.68 : x
  2. Step 2: Convert to fraction form
    54,151.94/81,230.04 = 16,708.68/x
  3. Step 3: Cross multiply
    54,151.94x = 81,230.04 × 16,708.68
  4. Step 4: Simplify right side
    54,151.94x = 1,357,246,744.75
  5. Step 5: Solve for x
    x = 1,357,246,744.75/54,151.94
  6. Step 6: Final answer
    x = 25,063.68

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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.