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Finding the Fourth Proportional to 65,661.99, 98,502.71 and 24,105.75

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Solution

The fourth proportional to 65,661.99, 98,502.71 and 24,105.75 is: 36,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,661.99 : 98,502.71 = 24,105.75 : x
  2. Step 2: Convert to fraction form
    65,661.99/98,502.71 = 24,105.75/x
  3. Step 3: Cross multiply
    65,661.99x = 98,502.71 × 24,105.75
  4. Step 4: Simplify right side
    65,661.99x = 2,374,481,581.05
  5. Step 5: Solve for x
    x = 2,374,481,581.05/65,661.99
  6. Step 6: Final answer
    x = 36,162.19

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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.