Home / 82,409.58-113,706.32-46,591.79

Finding the Fourth Proportional to 82,409.58, 113,706.32 and 46,591.79

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Solution

The fourth proportional to 82,409.58, 113,706.32 and 46,591.79 is: 64,285.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,409.58 : 113,706.32 = 46,591.79 : x
  2. Step 2: Convert to fraction form
    82,409.58/113,706.32 = 46,591.79/x
  3. Step 3: Cross multiply
    82,409.58x = 113,706.32 × 46,591.79
  4. Step 4: Simplify right side
    82,409.58x = 5,297,780,181.62
  5. Step 5: Solve for x
    x = 5,297,780,181.62/82,409.58
  6. Step 6: Final answer
    x = 64,285.97

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1.5x scale

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.