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Finding the Fourth Proportional to 57,326.36, 79,106.04 and 32,171

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Solution

The fourth proportional to 57,326.36, 79,106.04 and 32,171 is: 44,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,326.36 : 79,106.04 = 32,171 : x
  2. Step 2: Convert to fraction form
    57,326.36/79,106.04 = 32,171/x
  3. Step 3: Cross multiply
    57,326.36x = 79,106.04 × 32,171
  4. Step 4: Simplify right side
    57,326.36x = 2,544,920,412.84
  5. Step 5: Solve for x
    x = 2,544,920,412.84/57,326.36
  6. Step 6: Final answer
    x = 44,393.55

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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.