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Finding the Fourth Proportional to 65,473.44, 98,234.40 and 39,196.56

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Solution

The fourth proportional to 65,473.44, 98,234.40 and 39,196.56 is: 58,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,473.44 : 98,234.40 = 39,196.56 : x
  2. Step 2: Convert to fraction form
    65,473.44/98,234.40 = 39,196.56/x
  3. Step 3: Cross multiply
    65,473.44x = 98,234.40 × 39,196.56
  4. Step 4: Simplify right side
    65,473.44x = 3,850,450,553.66
  5. Step 5: Solve for x
    x = 3,850,450,553.66/65,473.44
  6. Step 6: Final answer
    x = 58,809.35

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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.