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Finding the Fourth Proportional to 57,674.75, 79,588.94 and 32,179.80

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Solution

The fourth proportional to 57,674.75, 79,588.94 and 32,179.80 is: 44,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,674.75 : 79,588.94 = 32,179.80 : x
  2. Step 2: Convert to fraction form
    57,674.75/79,588.94 = 32,179.80/x
  3. Step 3: Cross multiply
    57,674.75x = 79,588.94 × 32,179.80
  4. Step 4: Simplify right side
    57,674.75x = 2,561,156,010.51
  5. Step 5: Solve for x
    x = 2,561,156,010.51/57,674.75
  6. Step 6: Final answer
    x = 44,406.88

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1.5x scale

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.