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Finding the Fourth Proportional to 51,334.21, 70,819.31 and 32,200.99

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Solution

The fourth proportional to 51,334.21, 70,819.31 and 32,200.99 is: 44,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,334.21 : 70,819.31 = 32,200.99 : x
  2. Step 2: Convert to fraction form
    51,334.21/70,819.31 = 32,200.99/x
  3. Step 3: Cross multiply
    51,334.21x = 70,819.31 × 32,200.99
  4. Step 4: Simplify right side
    51,334.21x = 2,280,452,194.93
  5. Step 5: Solve for x
    x = 2,280,452,194.93/51,334.21
  6. Step 6: Final answer
    x = 44,423.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.