Home / 321,799.97-482,513.03-122,011.37

Finding the Fourth Proportional to 321,799.97, 482,513.03 and 122,011.37

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Solution

The fourth proportional to 321,799.97, 482,513.03 and 122,011.37 is: 182,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,799.97 : 482,513.03 = 122,011.37 : x
  2. Step 2: Convert to fraction form
    321,799.97/482,513.03 = 122,011.37/x
  3. Step 3: Cross multiply
    321,799.97x = 482,513.03 × 122,011.37
  4. Step 4: Simplify right side
    321,799.97x = 58,872,072,810.53
  5. Step 5: Solve for x
    x = 58,872,072,810.53/321,799.97
  6. Step 6: Final answer
    x = 182,946.18

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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.