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Finding the Fourth Proportional to 65,348.32, 98,022 and 18,601.12

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Solution

The fourth proportional to 65,348.32, 98,022 and 18,601.12 is: 27,901.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,348.32 : 98,022 = 18,601.12 : x
  2. Step 2: Convert to fraction form
    65,348.32/98,022 = 18,601.12/x
  3. Step 3: Cross multiply
    65,348.32x = 98,022 × 18,601.12
  4. Step 4: Simplify right side
    65,348.32x = 1,823,318,984.64
  5. Step 5: Solve for x
    x = 1,823,318,984.64/65,348.32
  6. Step 6: Final answer
    x = 27,901.54

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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.