Home / 57,829.20-86,808.60-44,739.60

Finding the Fourth Proportional to 57,829.20, 86,808.60 and 44,739.60

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Solution

The fourth proportional to 57,829.20, 86,808.60 and 44,739.60 is: 67,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,829.20 : 86,808.60 = 44,739.60 : x
  2. Step 2: Convert to fraction form
    57,829.20/86,808.60 = 44,739.60/x
  3. Step 3: Cross multiply
    57,829.20x = 86,808.60 × 44,739.60
  4. Step 4: Simplify right side
    57,829.20x = 3,883,782,040.56
  5. Step 5: Solve for x
    x = 3,883,782,040.56/57,829.20
  6. Step 6: Final answer
    x = 67,159.53

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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.