Home / 170,622.39-255,982.77-52,311.18

Finding the Fourth Proportional to 170,622.39, 255,982.77 and 52,311.18

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Solution

The fourth proportional to 170,622.39, 255,982.77 and 52,311.18 is: 78,481.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,622.39 : 255,982.77 = 52,311.18 : x
  2. Step 2: Convert to fraction form
    170,622.39/255,982.77 = 52,311.18/x
  3. Step 3: Cross multiply
    170,622.39x = 255,982.77 × 52,311.18
  4. Step 4: Simplify right side
    170,622.39x = 13,390,760,758.37
  5. Step 5: Solve for x
    x = 13,390,760,758.37/170,622.39
  6. Step 6: Final answer
    x = 78,481.85

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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.