Home / 55,350.35-76,383.43-30,199.85

Finding the Fourth Proportional to 55,350.35, 76,383.43 and 30,199.85

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Solution

The fourth proportional to 55,350.35, 76,383.43 and 30,199.85 is: 41,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,350.35 : 76,383.43 = 30,199.85 : x
  2. Step 2: Convert to fraction form
    55,350.35/76,383.43 = 30,199.85/x
  3. Step 3: Cross multiply
    55,350.35x = 76,383.43 × 30,199.85
  4. Step 4: Simplify right side
    55,350.35x = 2,306,768,128.49
  5. Step 5: Solve for x
    x = 2,306,768,128.49/55,350.35
  6. Step 6: Final answer
    x = 41,675.76

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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.