Home / 55,764.44-76,956.14-30,613.94

Finding the Fourth Proportional to 55,764.44, 76,956.14 and 30,613.94

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Solution

The fourth proportional to 55,764.44, 76,956.14 and 30,613.94 is: 42,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,764.44 : 76,956.14 = 30,613.94 : x
  2. Step 2: Convert to fraction form
    55,764.44/76,956.14 = 30,613.94/x
  3. Step 3: Cross multiply
    55,764.44x = 76,956.14 × 30,613.94
  4. Step 4: Simplify right side
    55,764.44x = 2,355,930,652.59
  5. Step 5: Solve for x
    x = 2,355,930,652.59/55,764.44
  6. Step 6: Final answer
    x = 42,247.90

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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.