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Finding the Fourth Proportional to 244,751.98, 367,127.97 and 86,986.66

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Solution

The fourth proportional to 244,751.98, 367,127.97 and 86,986.66 is: 130,479.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,751.98 : 367,127.97 = 86,986.66 : x
  2. Step 2: Convert to fraction form
    244,751.98/367,127.97 = 86,986.66/x
  3. Step 3: Cross multiply
    244,751.98x = 367,127.97 × 86,986.66
  4. Step 4: Simplify right side
    244,751.98x = 31,935,235,902.88
  5. Step 5: Solve for x
    x = 31,935,235,902.88/244,751.98
  6. Step 6: Final answer
    x = 130,479.99

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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.