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Finding the Fourth Proportional to 47,226.44, 70,849.44 and 39,489.32

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Solution

The fourth proportional to 47,226.44, 70,849.44 and 39,489.32 is: 59,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,226.44 : 70,849.44 = 39,489.32 : x
  2. Step 2: Convert to fraction form
    47,226.44/70,849.44 = 39,489.32/x
  3. Step 3: Cross multiply
    47,226.44x = 70,849.44 × 39,489.32
  4. Step 4: Simplify right side
    47,226.44x = 2,797,796,207.98
  5. Step 5: Solve for x
    x = 2,797,796,207.98/47,226.44
  6. Step 6: Final answer
    x = 59,242.16

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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.