Home / 83,537.09-125,367.90-33,617.60

Finding the Fourth Proportional to 83,537.09, 125,367.90 and 33,617.60

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Solution

The fourth proportional to 83,537.09, 125,367.90 and 33,617.60 is: 50,451.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,537.09 : 125,367.90 = 33,617.60 : x
  2. Step 2: Convert to fraction form
    83,537.09/125,367.90 = 33,617.60/x
  3. Step 3: Cross multiply
    83,537.09x = 125,367.90 × 33,617.60
  4. Step 4: Simplify right side
    83,537.09x = 4,214,567,915.04
  5. Step 5: Solve for x
    x = 4,214,567,915.04/83,537.09
  6. Step 6: Final answer
    x = 50,451.46

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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.