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Finding the Fourth Proportional to 45,842.64, 68,752.96 and 33,507.96

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Solution

The fourth proportional to 45,842.64, 68,752.96 and 33,507.96 is: 50,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,842.64 : 68,752.96 = 33,507.96 : x
  2. Step 2: Convert to fraction form
    45,842.64/68,752.96 = 33,507.96/x
  3. Step 3: Cross multiply
    45,842.64x = 68,752.96 × 33,507.96
  4. Step 4: Simplify right side
    45,842.64x = 2,303,771,433.56
  5. Step 5: Solve for x
    x = 2,303,771,433.56/45,842.64
  6. Step 6: Final answer
    x = 50,253.90

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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.