Home / 55,202.56-76,179.20-30,051.84

Finding the Fourth Proportional to 55,202.56, 76,179.20 and 30,051.84

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Solution

The fourth proportional to 55,202.56, 76,179.20 and 30,051.84 is: 41,471.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,202.56 : 76,179.20 = 30,051.84 : x
  2. Step 2: Convert to fraction form
    55,202.56/76,179.20 = 30,051.84/x
  3. Step 3: Cross multiply
    55,202.56x = 76,179.20 × 30,051.84
  4. Step 4: Simplify right side
    55,202.56x = 2,289,325,129.73
  5. Step 5: Solve for x
    x = 2,289,325,129.73/55,202.56
  6. Step 6: Final answer
    x = 41,471.36

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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.