Home / 56,736.86-85,157.83-28,676.73

Finding the Fourth Proportional to 56,736.86, 85,157.83 and 28,676.73

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Solution

The fourth proportional to 56,736.86, 85,157.83 and 28,676.73 is: 43,041.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,736.86 : 85,157.83 = 28,676.73 : x
  2. Step 2: Convert to fraction form
    56,736.86/85,157.83 = 28,676.73/x
  3. Step 3: Cross multiply
    56,736.86x = 85,157.83 × 28,676.73
  4. Step 4: Simplify right side
    56,736.86x = 2,442,048,453.48
  5. Step 5: Solve for x
    x = 2,442,048,453.48/56,736.86
  6. Step 6: Final answer
    x = 43,041.66

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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.