Home / 57,916.82-79,932.21-32,761.46

Finding the Fourth Proportional to 57,916.82, 79,932.21 and 32,761.46

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Solution

The fourth proportional to 57,916.82, 79,932.21 and 32,761.46 is: 45,214.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,916.82 : 79,932.21 = 32,761.46 : x
  2. Step 2: Convert to fraction form
    57,916.82/79,932.21 = 32,761.46/x
  3. Step 3: Cross multiply
    57,916.82x = 79,932.21 × 32,761.46
  4. Step 4: Simplify right side
    57,916.82x = 2,618,695,900.63
  5. Step 5: Solve for x
    x = 2,618,695,900.63/57,916.82
  6. Step 6: Final answer
    x = 45,214.77

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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.