Home / 231,028.80-346,370.40-125,966.40

Finding the Fourth Proportional to 231,028.80, 346,370.40 and 125,966.40

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Solution

The fourth proportional to 231,028.80, 346,370.40 and 125,966.40 is: 188,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,028.80 : 346,370.40 = 125,966.40 : x
  2. Step 2: Convert to fraction form
    231,028.80/346,370.40 = 125,966.40/x
  3. Step 3: Cross multiply
    231,028.80x = 346,370.40 × 125,966.40
  4. Step 4: Simplify right side
    231,028.80x = 43,631,032,354.56
  5. Step 5: Solve for x
    x = 43,631,032,354.56/231,028.80
  6. Step 6: Final answer
    x = 188,855.38

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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.