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Finding the Fourth Proportional to 65,472.84, 98,252.33 and 35,911.44

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Solution

The fourth proportional to 65,472.84, 98,252.33 and 35,911.44 is: 53,890.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,472.84 : 98,252.33 = 35,911.44 : x
  2. Step 2: Convert to fraction form
    65,472.84/98,252.33 = 35,911.44/x
  3. Step 3: Cross multiply
    65,472.84x = 98,252.33 × 35,911.44
  4. Step 4: Simplify right side
    65,472.84x = 3,528,382,474.10
  5. Step 5: Solve for x
    x = 3,528,382,474.10/65,472.84
  6. Step 6: Final answer
    x = 53,890.78

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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.