Home / 170,529.20-255,793.80-52,200.80

Finding the Fourth Proportional to 170,529.20, 255,793.80 and 52,200.80

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Solution

The fourth proportional to 170,529.20, 255,793.80 and 52,200.80 is: 78,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,529.20 : 255,793.80 = 52,200.80 : x
  2. Step 2: Convert to fraction form
    170,529.20/255,793.80 = 52,200.80/x
  3. Step 3: Cross multiply
    170,529.20x = 255,793.80 × 52,200.80
  4. Step 4: Simplify right side
    170,529.20x = 13,352,640,995.04
  5. Step 5: Solve for x
    x = 13,352,640,995.04/170,529.20
  6. Step 6: Final answer
    x = 78,301.20

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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.