Home / 54,358.63-81,561.41-29,416.28

Finding the Fourth Proportional to 54,358.63, 81,561.41 and 29,416.28

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Solution

The fourth proportional to 54,358.63, 81,561.41 and 29,416.28 is: 44,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,358.63 : 81,561.41 = 29,416.28 : x
  2. Step 2: Convert to fraction form
    54,358.63/81,561.41 = 29,416.28/x
  3. Step 3: Cross multiply
    54,358.63x = 81,561.41 × 29,416.28
  4. Step 4: Simplify right side
    54,358.63x = 2,399,233,453.43
  5. Step 5: Solve for x
    x = 2,399,233,453.43/54,358.63
  6. Step 6: Final answer
    x = 44,137.12

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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.