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Finding the Fourth Proportional to 179,322.72, 269,019.56 and 52,965.24

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Solution

The fourth proportional to 179,322.72, 269,019.56 and 52,965.24 is: 79,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,322.72 : 269,019.56 = 52,965.24 : x
  2. Step 2: Convert to fraction form
    179,322.72/269,019.56 = 52,965.24/x
  3. Step 3: Cross multiply
    179,322.72x = 269,019.56 × 52,965.24
  4. Step 4: Simplify right side
    179,322.72x = 14,248,685,560.09
  5. Step 5: Solve for x
    x = 14,248,685,560.09/179,322.72
  6. Step 6: Final answer
    x = 79,458.34

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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.