Home / 38,190.40-57,285.60-32,066.80

Finding the Fourth Proportional to 38,190.40, 57,285.60 and 32,066.80

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Solution

The fourth proportional to 38,190.40, 57,285.60 and 32,066.80 is: 48,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,190.40 : 57,285.60 = 32,066.80 : x
  2. Step 2: Convert to fraction form
    38,190.40/57,285.60 = 32,066.80/x
  3. Step 3: Cross multiply
    38,190.40x = 57,285.60 × 32,066.80
  4. Step 4: Simplify right side
    38,190.40x = 1,836,965,878.08
  5. Step 5: Solve for x
    x = 1,836,965,878.08/38,190.40
  6. Step 6: Final answer
    x = 48,100.20

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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.