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Finding the Fourth Proportional to 52,959.56, 79,349.16 and 33,193.76

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Solution

The fourth proportional to 52,959.56, 79,349.16 and 33,193.76 is: 49,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,959.56 : 79,349.16 = 33,193.76 : x
  2. Step 2: Convert to fraction form
    52,959.56/79,349.16 = 33,193.76/x
  3. Step 3: Cross multiply
    52,959.56x = 79,349.16 × 33,193.76
  4. Step 4: Simplify right side
    52,959.56x = 2,633,896,973.24
  5. Step 5: Solve for x
    x = 2,633,896,973.24/52,959.56
  6. Step 6: Final answer
    x = 49,734.12

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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.