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Finding the Fourth Proportional to 57,967.59, 79,992.99 and 32,817.09

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Solution

The fourth proportional to 57,967.59, 79,992.99 and 32,817.09 is: 45,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,967.59 : 79,992.99 = 32,817.09 : x
  2. Step 2: Convert to fraction form
    57,967.59/79,992.99 = 32,817.09/x
  3. Step 3: Cross multiply
    57,967.59x = 79,992.99 × 32,817.09
  4. Step 4: Simplify right side
    57,967.59x = 2,625,137,152.20
  5. Step 5: Solve for x
    x = 2,625,137,152.20/57,967.59
  6. Step 6: Final answer
    x = 45,286.29

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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.