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Finding the Fourth Proportional to 53,952.42, 80,951.94 and 28,963.28

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Solution

The fourth proportional to 53,952.42, 80,951.94 and 28,963.28 is: 43,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,952.42 : 80,951.94 = 28,963.28 : x
  2. Step 2: Convert to fraction form
    53,952.42/80,951.94 = 28,963.28/x
  3. Step 3: Cross multiply
    53,952.42x = 80,951.94 × 28,963.28
  4. Step 4: Simplify right side
    53,952.42x = 2,344,633,704.76
  5. Step 5: Solve for x
    x = 2,344,633,704.76/53,952.42
  6. Step 6: Final answer
    x = 43,457.44

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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.