Home / 54,735.56-82,128.86-53,851.04

Finding the Fourth Proportional to 54,735.56, 82,128.86 and 53,851.04

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Solution

The fourth proportional to 54,735.56, 82,128.86 and 53,851.04 is: 80,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,735.56 : 82,128.86 = 53,851.04 : x
  2. Step 2: Convert to fraction form
    54,735.56/82,128.86 = 53,851.04/x
  3. Step 3: Cross multiply
    54,735.56x = 82,128.86 × 53,851.04
  4. Step 4: Simplify right side
    54,735.56x = 4,422,724,525.01
  5. Step 5: Solve for x
    x = 4,422,724,525.01/54,735.56
  6. Step 6: Final answer
    x = 80,801.67

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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.