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Finding the Fourth Proportional to 57,529.94, 79,391.90 and 33,651.95

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Solution

The fourth proportional to 57,529.94, 79,391.90 and 33,651.95 is: 46,440.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,529.94 : 79,391.90 = 33,651.95 : x
  2. Step 2: Convert to fraction form
    57,529.94/79,391.90 = 33,651.95/x
  3. Step 3: Cross multiply
    57,529.94x = 79,391.90 × 33,651.95
  4. Step 4: Simplify right side
    57,529.94x = 2,671,691,683.99
  5. Step 5: Solve for x
    x = 2,671,691,683.99/57,529.94
  6. Step 6: Final answer
    x = 46,440.03

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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.