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Finding the Fourth Proportional to 44,040.46, 60,775.82 and 25,178

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Solution

The fourth proportional to 44,040.46, 60,775.82 and 25,178 is: 34,745.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,040.46 : 60,775.82 = 25,178 : x
  2. Step 2: Convert to fraction form
    44,040.46/60,775.82 = 25,178/x
  3. Step 3: Cross multiply
    44,040.46x = 60,775.82 × 25,178
  4. Step 4: Simplify right side
    44,040.46x = 1,530,213,595.96
  5. Step 5: Solve for x
    x = 1,530,213,595.96/44,040.46
  6. Step 6: Final answer
    x = 34,745.63

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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.