Home / 56,716.56-85,018.48-27,099.81

Finding the Fourth Proportional to 56,716.56, 85,018.48 and 27,099.81

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Solution

The fourth proportional to 56,716.56, 85,018.48 and 27,099.81 is: 40,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,716.56 : 85,018.48 = 27,099.81 : x
  2. Step 2: Convert to fraction form
    56,716.56/85,018.48 = 27,099.81/x
  3. Step 3: Cross multiply
    56,716.56x = 85,018.48 × 27,099.81
  4. Step 4: Simplify right side
    56,716.56x = 2,303,984,654.49
  5. Step 5: Solve for x
    x = 2,303,984,654.49/56,716.56
  6. Step 6: Final answer
    x = 40,622.79

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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.