Home / 220,843.98-331,090.47-96,097.50

Finding the Fourth Proportional to 220,843.98, 331,090.47 and 96,097.50

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Solution

The fourth proportional to 220,843.98, 331,090.47 and 96,097.50 is: 144,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,843.98 : 331,090.47 = 96,097.50 : x
  2. Step 2: Convert to fraction form
    220,843.98/331,090.47 = 96,097.50/x
  3. Step 3: Cross multiply
    220,843.98x = 331,090.47 × 96,097.50
  4. Step 4: Simplify right side
    220,843.98x = 31,816,966,440.83
  5. Step 5: Solve for x
    x = 31,816,966,440.83/220,843.98
  6. Step 6: Final answer
    x = 144,069.88

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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.