Home / 144,864.24-217,167.56-54,844.28

Finding the Fourth Proportional to 144,864.24, 217,167.56 and 54,844.28

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Solution

The fourth proportional to 144,864.24, 217,167.56 and 54,844.28 is: 82,217.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,864.24 : 217,167.56 = 54,844.28 : x
  2. Step 2: Convert to fraction form
    144,864.24/217,167.56 = 54,844.28/x
  3. Step 3: Cross multiply
    144,864.24x = 217,167.56 × 54,844.28
  4. Step 4: Simplify right side
    144,864.24x = 11,910,398,467.56
  5. Step 5: Solve for x
    x = 11,910,398,467.56/144,864.24
  6. Step 6: Final answer
    x = 82,217.66

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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.