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Finding the Fourth Proportional to 65,736.96, 98,652.90 and 26,305.08

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Solution

The fourth proportional to 65,736.96, 98,652.90 and 26,305.08 is: 39,476.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,736.96 : 98,652.90 = 26,305.08 : x
  2. Step 2: Convert to fraction form
    65,736.96/98,652.90 = 26,305.08/x
  3. Step 3: Cross multiply
    65,736.96x = 98,652.90 × 26,305.08
  4. Step 4: Simplify right side
    65,736.96x = 2,595,072,426.73
  5. Step 5: Solve for x
    x = 2,595,072,426.73/65,736.96
  6. Step 6: Final answer
    x = 39,476.61

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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.