Home / 82,893.22-124,376.60-43,440.96

Finding the Fourth Proportional to 82,893.22, 124,376.60 and 43,440.96

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Solution

The fourth proportional to 82,893.22, 124,376.60 and 43,440.96 is: 65,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,893.22 : 124,376.60 = 43,440.96 : x
  2. Step 2: Convert to fraction form
    82,893.22/124,376.60 = 43,440.96/x
  3. Step 3: Cross multiply
    82,893.22x = 124,376.60 × 43,440.96
  4. Step 4: Simplify right side
    82,893.22x = 5,403,038,905.54
  5. Step 5: Solve for x
    x = 5,403,038,905.54/82,893.22
  6. Step 6: Final answer
    x = 65,180.71

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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.