Home / 215,939.24-323,604.38-101,965.44

Finding the Fourth Proportional to 215,939.24, 323,604.38 and 101,965.44

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Solution

The fourth proportional to 215,939.24, 323,604.38 and 101,965.44 is: 152,804.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,939.24 : 323,604.38 = 101,965.44 : x
  2. Step 2: Convert to fraction form
    215,939.24/323,604.38 = 101,965.44/x
  3. Step 3: Cross multiply
    215,939.24x = 323,604.38 × 101,965.44
  4. Step 4: Simplify right side
    215,939.24x = 32,996,462,482.80
  5. Step 5: Solve for x
    x = 32,996,462,482.80/215,939.24
  6. Step 6: Final answer
    x = 152,804.39

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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.