Home / 54,158.22-74,738.19-30,284.94

Finding the Fourth Proportional to 54,158.22, 74,738.19 and 30,284.94

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Solution

The fourth proportional to 54,158.22, 74,738.19 and 30,284.94 is: 41,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,158.22 : 74,738.19 = 30,284.94 : x
  2. Step 2: Convert to fraction form
    54,158.22/74,738.19 = 30,284.94/x
  3. Step 3: Cross multiply
    54,158.22x = 74,738.19 × 30,284.94
  4. Step 4: Simplify right side
    54,158.22x = 2,263,441,599.86
  5. Step 5: Solve for x
    x = 2,263,441,599.86/54,158.22
  6. Step 6: Final answer
    x = 41,793.13

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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.