Home / 84,059.08-125,865.90-50,734.60

Finding the Fourth Proportional to 84,059.08, 125,865.90 and 50,734.60

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Solution

The fourth proportional to 84,059.08, 125,865.90 and 50,734.60 is: 75,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,059.08 : 125,865.90 = 50,734.60 : x
  2. Step 2: Convert to fraction form
    84,059.08/125,865.90 = 50,734.60/x
  3. Step 3: Cross multiply
    84,059.08x = 125,865.90 × 50,734.60
  4. Step 4: Simplify right side
    84,059.08x = 6,385,756,090.14
  5. Step 5: Solve for x
    x = 6,385,756,090.14/84,059.08
  6. Step 6: Final answer
    x = 75,967.48

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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.