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Finding the Fourth Proportional to 45,324.60, 68,059.80 and 32,931.60

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Solution

The fourth proportional to 45,324.60, 68,059.80 and 32,931.60 is: 49,450.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,324.60 : 68,059.80 = 32,931.60 : x
  2. Step 2: Convert to fraction form
    45,324.60/68,059.80 = 32,931.60/x
  3. Step 3: Cross multiply
    45,324.60x = 68,059.80 × 32,931.60
  4. Step 4: Simplify right side
    45,324.60x = 2,241,318,109.68
  5. Step 5: Solve for x
    x = 2,241,318,109.68/45,324.60
  6. Step 6: Final answer
    x = 49,450.37

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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.