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Finding the Fourth Proportional to 179,287.25, 268,868.16 and 52,893.92

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Solution

The fourth proportional to 179,287.25, 268,868.16 and 52,893.92 is: 79,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,287.25 : 268,868.16 = 52,893.92 : x
  2. Step 2: Convert to fraction form
    179,287.25/268,868.16 = 52,893.92/x
  3. Step 3: Cross multiply
    179,287.25x = 268,868.16 × 52,893.92
  4. Step 4: Simplify right side
    179,287.25x = 14,221,489,601.25
  5. Step 5: Solve for x
    x = 14,221,489,601.25/179,287.25
  6. Step 6: Final answer
    x = 79,322.37

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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.