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Finding the Fourth Proportional to 57,732.84, 79,653.24 and 33,860.52

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Solution

The fourth proportional to 57,732.84, 79,653.24 and 33,860.52 is: 46,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,732.84 : 79,653.24 = 33,860.52 : x
  2. Step 2: Convert to fraction form
    57,732.84/79,653.24 = 33,860.52/x
  3. Step 3: Cross multiply
    57,732.84x = 79,653.24 × 33,860.52
  4. Step 4: Simplify right side
    57,732.84x = 2,697,100,126.08
  5. Step 5: Solve for x
    x = 2,697,100,126.08/57,732.84
  6. Step 6: Final answer
    x = 46,716.91

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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.