Home / 215,964.09-323,924.22-58,208.49

Finding the Fourth Proportional to 215,964.09, 323,924.22 and 58,208.49

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Solution

The fourth proportional to 215,964.09, 323,924.22 and 58,208.49 is: 87,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,964.09 : 323,924.22 = 58,208.49 : x
  2. Step 2: Convert to fraction form
    215,964.09/323,924.22 = 58,208.49/x
  3. Step 3: Cross multiply
    215,964.09x = 323,924.22 × 58,208.49
  4. Step 4: Simplify right side
    215,964.09x = 18,855,139,720.63
  5. Step 5: Solve for x
    x = 18,855,139,720.63/215,964.09
  6. Step 6: Final answer
    x = 87,306.83

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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.