Home / 55,350.72-76,383.36-30,200.64

Finding the Fourth Proportional to 55,350.72, 76,383.36 and 30,200.64

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Solution

The fourth proportional to 55,350.72, 76,383.36 and 30,200.64 is: 41,676.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,350.72 : 76,383.36 = 30,200.64 : x
  2. Step 2: Convert to fraction form
    55,350.72/76,383.36 = 30,200.64/x
  3. Step 3: Cross multiply
    55,350.72x = 76,383.36 × 30,200.64
  4. Step 4: Simplify right side
    55,350.72x = 2,306,826,357.35
  5. Step 5: Solve for x
    x = 2,306,826,357.35/55,350.72
  6. Step 6: Final answer
    x = 41,676.54

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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.