Home / 269,565.45-371,984.36-148,706.97

Finding the Fourth Proportional to 269,565.45, 371,984.36 and 148,706.97

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Solution

The fourth proportional to 269,565.45, 371,984.36 and 148,706.97 is: 205,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,565.45 : 371,984.36 = 148,706.97 : x
  2. Step 2: Convert to fraction form
    269,565.45/371,984.36 = 148,706.97/x
  3. Step 3: Cross multiply
    269,565.45x = 371,984.36 × 148,706.97
  4. Step 4: Simplify right side
    269,565.45x = 55,316,667,062.99
  5. Step 5: Solve for x
    x = 55,316,667,062.99/269,565.45
  6. Step 6: Final answer
    x = 205,206.81

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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.