Home / 215,940.24-323,605.87-101,966.44

Finding the Fourth Proportional to 215,940.24, 323,605.87 and 101,966.44

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Solution

The fourth proportional to 215,940.24, 323,605.87 and 101,966.44 is: 152,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,940.24 : 323,605.87 = 101,966.44 : x
  2. Step 2: Convert to fraction form
    215,940.24/323,605.87 = 101,966.44/x
  3. Step 3: Cross multiply
    215,940.24x = 323,605.87 × 101,966.44
  4. Step 4: Simplify right side
    215,940.24x = 32,996,938,527.00
  5. Step 5: Solve for x
    x = 32,996,938,527.00/215,940.24
  6. Step 6: Final answer
    x = 152,805.88

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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.