Home / 56,899.44-78,524.64-31,750.56

Finding the Fourth Proportional to 56,899.44, 78,524.64 and 31,750.56

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Solution

The fourth proportional to 56,899.44, 78,524.64 and 31,750.56 is: 43,817.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,899.44 : 78,524.64 = 31,750.56 : x
  2. Step 2: Convert to fraction form
    56,899.44/78,524.64 = 31,750.56/x
  3. Step 3: Cross multiply
    56,899.44x = 78,524.64 × 31,750.56
  4. Step 4: Simplify right side
    56,899.44x = 2,493,201,293.80
  5. Step 5: Solve for x
    x = 2,493,201,293.80/56,899.44
  6. Step 6: Final answer
    x = 43,817.68

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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.