Home / 231,032.30-346,375.65-125,969.90

Finding the Fourth Proportional to 231,032.30, 346,375.65 and 125,969.90

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Solution

The fourth proportional to 231,032.30, 346,375.65 and 125,969.90 is: 188,860.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,032.30 : 346,375.65 = 125,969.90 : x
  2. Step 2: Convert to fraction form
    231,032.30/346,375.65 = 125,969.90/x
  3. Step 3: Cross multiply
    231,032.30x = 346,375.65 × 125,969.90
  4. Step 4: Simplify right side
    231,032.30x = 43,632,905,992.94
  5. Step 5: Solve for x
    x = 43,632,905,992.94/231,032.30
  6. Step 6: Final answer
    x = 188,860.63

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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.