Home / 269,813.28-372,342.95-148,954.65

Finding the Fourth Proportional to 269,813.28, 372,342.95 and 148,954.65

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Solution

The fourth proportional to 269,813.28, 372,342.95 and 148,954.65 is: 205,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,813.28 : 372,342.95 = 148,954.65 : x
  2. Step 2: Convert to fraction form
    269,813.28/372,342.95 = 148,954.65/x
  3. Step 3: Cross multiply
    269,813.28x = 372,342.95 × 148,954.65
  4. Step 4: Simplify right side
    269,813.28x = 55,462,213,797.22
  5. Step 5: Solve for x
    x = 55,462,213,797.22/269,813.28
  6. Step 6: Final answer
    x = 205,557.76

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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.