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Finding the Fourth Proportional to 52,838.79, 79,276.40 and 33,093.82

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Solution

The fourth proportional to 52,838.79, 79,276.40 and 33,093.82 is: 49,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,838.79 : 79,276.40 = 33,093.82 : x
  2. Step 2: Convert to fraction form
    52,838.79/79,276.40 = 33,093.82/x
  3. Step 3: Cross multiply
    52,838.79x = 79,276.40 × 33,093.82
  4. Step 4: Simplify right side
    52,838.79x = 2,623,558,911.85
  5. Step 5: Solve for x
    x = 2,623,558,911.85/52,838.79
  6. Step 6: Final answer
    x = 49,652.14

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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.