Home / 54,117-81,104.22-22,913.64

Finding the Fourth Proportional to 54,117, 81,104.22 and 22,913.64

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Solution

The fourth proportional to 54,117, 81,104.22 and 22,913.64 is: 34,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117 : 81,104.22 = 22,913.64 : x
  2. Step 2: Convert to fraction form
    54,117/81,104.22 = 22,913.64/x
  3. Step 3: Cross multiply
    54,117x = 81,104.22 × 22,913.64
  4. Step 4: Simplify right side
    54,117x = 1,858,392,899.56
  5. Step 5: Solve for x
    x = 1,858,392,899.56/54,117
  6. Step 6: Final answer
    x = 34,340.28

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1.5x scale

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.