Home / 47,287.20-70,833.60-32,512.80

Finding the Fourth Proportional to 47,287.20, 70,833.60 and 32,512.80

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Solution

The fourth proportional to 47,287.20, 70,833.60 and 32,512.80 is: 48,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,287.20 : 70,833.60 = 32,512.80 : x
  2. Step 2: Convert to fraction form
    47,287.20/70,833.60 = 32,512.80/x
  3. Step 3: Cross multiply
    47,287.20x = 70,833.60 × 32,512.80
  4. Step 4: Simplify right side
    47,287.20x = 2,302,998,670.08
  5. Step 5: Solve for x
    x = 2,302,998,670.08/47,287.20
  6. Step 6: Final answer
    x = 48,702.37

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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.