Home / 57,245.46-85,917.60-39,727.59

Finding the Fourth Proportional to 57,245.46, 85,917.60 and 39,727.59

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Solution

The fourth proportional to 57,245.46, 85,917.60 and 39,727.59 is: 59,625.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,245.46 : 85,917.60 = 39,727.59 : x
  2. Step 2: Convert to fraction form
    57,245.46/85,917.60 = 39,727.59/x
  3. Step 3: Cross multiply
    57,245.46x = 85,917.60 × 39,727.59
  4. Step 4: Simplify right side
    57,245.46x = 3,413,299,186.58
  5. Step 5: Solve for x
    x = 3,413,299,186.58/57,245.46
  6. Step 6: Final answer
    x = 59,625.67

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1.5x scale

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.