Home / 170,215.76-255,357.24-50,274.75

Finding the Fourth Proportional to 170,215.76, 255,357.24 and 50,274.75

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Solution

The fourth proportional to 170,215.76, 255,357.24 and 50,274.75 is: 75,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,215.76 : 255,357.24 = 50,274.75 : x
  2. Step 2: Convert to fraction form
    170,215.76/255,357.24 = 50,274.75/x
  3. Step 3: Cross multiply
    170,215.76x = 255,357.24 × 50,274.75
  4. Step 4: Simplify right side
    170,215.76x = 12,838,021,401.69
  5. Step 5: Solve for x
    x = 12,838,021,401.69/170,215.76
  6. Step 6: Final answer
    x = 75,422.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.