Home / 269,722.00-372,217.14-147,215.51

Finding the Fourth Proportional to 269,722.00, 372,217.14 and 147,215.51

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Solution

The fourth proportional to 269,722.00, 372,217.14 and 147,215.51 is: 203,157.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,722.00 : 372,217.14 = 147,215.51 : x
  2. Step 2: Convert to fraction form
    269,722.00/372,217.14 = 147,215.51/x
  3. Step 3: Cross multiply
    269,722.00x = 372,217.14 × 147,215.51
  4. Step 4: Simplify right side
    269,722.00x = 54,796,135,630.57
  5. Step 5: Solve for x
    x = 54,796,135,630.57/269,722.00
  6. Step 6: Final answer
    x = 203,157.83

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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.