Home / 54,449.69-75,142.67-30,252.42

Finding the Fourth Proportional to 54,449.69, 75,142.67 and 30,252.42

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Solution

The fourth proportional to 54,449.69, 75,142.67 and 30,252.42 is: 41,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,449.69 : 75,142.67 = 30,252.42 : x
  2. Step 2: Convert to fraction form
    54,449.69/75,142.67 = 30,252.42/x
  3. Step 3: Cross multiply
    54,449.69x = 75,142.67 × 30,252.42
  4. Step 4: Simplify right side
    54,449.69x = 2,273,247,461.50
  5. Step 5: Solve for x
    x = 2,273,247,461.50/54,449.69
  6. Step 6: Final answer
    x = 41,749.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.