Home / 56,893.11-78,478.62-36,761.82

Finding the Fourth Proportional to 56,893.11, 78,478.62 and 36,761.82

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Solution

The fourth proportional to 56,893.11, 78,478.62 and 36,761.82 is: 50,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,893.11 : 78,478.62 = 36,761.82 : x
  2. Step 2: Convert to fraction form
    56,893.11/78,478.62 = 36,761.82/x
  3. Step 3: Cross multiply
    56,893.11x = 78,478.62 × 36,761.82
  4. Step 4: Simplify right side
    56,893.11x = 2,885,016,902.29
  5. Step 5: Solve for x
    x = 2,885,016,902.29/56,893.11
  6. Step 6: Final answer
    x = 50,709.43

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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.