Home / 54,434.88-75,128.34-33,226.50

Finding the Fourth Proportional to 54,434.88, 75,128.34 and 33,226.50

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Solution

The fourth proportional to 54,434.88, 75,128.34 and 33,226.50 is: 45,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434.88 : 75,128.34 = 33,226.50 : x
  2. Step 2: Convert to fraction form
    54,434.88/75,128.34 = 33,226.50/x
  3. Step 3: Cross multiply
    54,434.88x = 75,128.34 × 33,226.50
  4. Step 4: Simplify right side
    54,434.88x = 2,496,251,789.01
  5. Step 5: Solve for x
    x = 2,496,251,789.01/54,434.88
  6. Step 6: Final answer
    x = 45,857.58

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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.