Home / 269,810.28-372,338.81-148,951.65

Finding the Fourth Proportional to 269,810.28, 372,338.81 and 148,951.65

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Solution

The fourth proportional to 269,810.28, 372,338.81 and 148,951.65 is: 205,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,810.28 : 372,338.81 = 148,951.65 : x
  2. Step 2: Convert to fraction form
    269,810.28/372,338.81 = 148,951.65/x
  3. Step 3: Cross multiply
    269,810.28x = 372,338.81 × 148,951.65
  4. Step 4: Simplify right side
    269,810.28x = 55,460,480,108.54
  5. Step 5: Solve for x
    x = 55,460,480,108.54/269,810.28
  6. Step 6: Final answer
    x = 205,553.62

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1.5x scale

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.