Home / 269,429.85-371,815.79-148,575.42

Finding the Fourth Proportional to 269,429.85, 371,815.79 and 148,575.42

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Solution

The fourth proportional to 269,429.85, 371,815.79 and 148,575.42 is: 205,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,429.85 : 371,815.79 = 148,575.42 : x
  2. Step 2: Convert to fraction form
    269,429.85/371,815.79 = 148,575.42/x
  3. Step 3: Cross multiply
    269,429.85x = 371,815.79 × 148,575.42
  4. Step 4: Simplify right side
    269,429.85x = 55,242,686,419.00
  5. Step 5: Solve for x
    x = 55,242,686,419.00/269,429.85
  6. Step 6: Final answer
    x = 205,035.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.