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Finding the Fourth Proportional to 52,362.56, 72,254.87 and 29,694.31

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Solution

The fourth proportional to 52,362.56, 72,254.87 and 29,694.31 is: 40,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,362.56 : 72,254.87 = 29,694.31 : x
  2. Step 2: Convert to fraction form
    52,362.56/72,254.87 = 29,694.31/x
  3. Step 3: Cross multiply
    52,362.56x = 72,254.87 × 29,694.31
  4. Step 4: Simplify right side
    52,362.56x = 2,145,558,291.03
  5. Step 5: Solve for x
    x = 2,145,558,291.03/52,362.56
  6. Step 6: Final answer
    x = 40,975.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.