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Finding the Fourth Proportional to 65,937.67, 98,911.05 and 26,494.81

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Solution

The fourth proportional to 65,937.67, 98,911.05 and 26,494.81 is: 39,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,937.67 : 98,911.05 = 26,494.81 : x
  2. Step 2: Convert to fraction form
    65,937.67/98,911.05 = 26,494.81/x
  3. Step 3: Cross multiply
    65,937.67x = 98,911.05 × 26,494.81
  4. Step 4: Simplify right side
    65,937.67x = 2,620,629,476.65
  5. Step 5: Solve for x
    x = 2,620,629,476.65/65,937.67
  6. Step 6: Final answer
    x = 39,744.04

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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.