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Finding the Fourth Proportional to 57,676.68, 79,599.40 and 35,010.46

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Solution

The fourth proportional to 57,676.68, 79,599.40 and 35,010.46 is: 48,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,676.68 : 79,599.40 = 35,010.46 : x
  2. Step 2: Convert to fraction form
    57,676.68/79,599.40 = 35,010.46/x
  3. Step 3: Cross multiply
    57,676.68x = 79,599.40 × 35,010.46
  4. Step 4: Simplify right side
    57,676.68x = 2,786,811,609.72
  5. Step 5: Solve for x
    x = 2,786,811,609.72/57,676.68
  6. Step 6: Final answer
    x = 48,317.82

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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.