Home / 229,982.34-345,028.86-96,900.66

Finding the Fourth Proportional to 229,982.34, 345,028.86 and 96,900.66

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Solution

The fourth proportional to 229,982.34, 345,028.86 and 96,900.66 is: 145,374.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,982.34 : 345,028.86 = 96,900.66 : x
  2. Step 2: Convert to fraction form
    229,982.34/345,028.86 = 96,900.66/x
  3. Step 3: Cross multiply
    229,982.34x = 345,028.86 × 96,900.66
  4. Step 4: Simplify right side
    229,982.34x = 33,433,524,253.05
  5. Step 5: Solve for x
    x = 33,433,524,253.05/229,982.34
  6. Step 6: Final answer
    x = 145,374.31

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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.