Home / 54,230.42-74,830.12-30,352.70

Finding the Fourth Proportional to 54,230.42, 74,830.12 and 30,352.70

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Solution

The fourth proportional to 54,230.42, 74,830.12 and 30,352.70 is: 41,882.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,230.42 : 74,830.12 = 30,352.70 : x
  2. Step 2: Convert to fraction form
    54,230.42/74,830.12 = 30,352.70/x
  3. Step 3: Cross multiply
    54,230.42x = 74,830.12 × 30,352.70
  4. Step 4: Simplify right side
    54,230.42x = 2,271,296,183.32
  5. Step 5: Solve for x
    x = 2,271,296,183.32/54,230.42
  6. Step 6: Final answer
    x = 41,882.33

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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.