Home / 54,446.55-75,131.01-30,567.75

Finding the Fourth Proportional to 54,446.55, 75,131.01 and 30,567.75

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Solution

The fourth proportional to 54,446.55, 75,131.01 and 30,567.75 is: 42,180.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,446.55 : 75,131.01 = 30,567.75 : x
  2. Step 2: Convert to fraction form
    54,446.55/75,131.01 = 30,567.75/x
  3. Step 3: Cross multiply
    54,446.55x = 75,131.01 × 30,567.75
  4. Step 4: Simplify right side
    54,446.55x = 2,296,585,930.93
  5. Step 5: Solve for x
    x = 2,296,585,930.93/54,446.55
  6. Step 6: Final answer
    x = 42,180.56

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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.