Home / 80,004.48-120,028.62-35,017.68

Finding the Fourth Proportional to 80,004.48, 120,028.62 and 35,017.68

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Solution

The fourth proportional to 80,004.48, 120,028.62 and 35,017.68 is: 52,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,004.48 : 120,028.62 = 35,017.68 : x
  2. Step 2: Convert to fraction form
    80,004.48/120,028.62 = 35,017.68/x
  3. Step 3: Cross multiply
    80,004.48x = 120,028.62 × 35,017.68
  4. Step 4: Simplify right side
    80,004.48x = 4,203,123,806.00
  5. Step 5: Solve for x
    x = 4,203,123,806.00/80,004.48
  6. Step 6: Final answer
    x = 52,536.11

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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.