Home / 56,898.56-85,435.52-50,716.64

Finding the Fourth Proportional to 56,898.56, 85,435.52 and 50,716.64

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Solution

The fourth proportional to 56,898.56, 85,435.52 and 50,716.64 is: 76,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,898.56 : 85,435.52 = 50,716.64 : x
  2. Step 2: Convert to fraction form
    56,898.56/85,435.52 = 50,716.64/x
  3. Step 3: Cross multiply
    56,898.56x = 85,435.52 × 50,716.64
  4. Step 4: Simplify right side
    56,898.56x = 4,333,002,511.05
  5. Step 5: Solve for x
    x = 4,333,002,511.05/56,898.56
  6. Step 6: Final answer
    x = 76,153.11

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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.