Home / 57,883.41-79,572.78-49,787.46

Finding the Fourth Proportional to 57,883.41, 79,572.78 and 49,787.46

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Solution

The fourth proportional to 57,883.41, 79,572.78 and 49,787.46 is: 68,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,883.41 : 79,572.78 = 49,787.46 : x
  2. Step 2: Convert to fraction form
    57,883.41/79,572.78 = 49,787.46/x
  3. Step 3: Cross multiply
    57,883.41x = 79,572.78 × 49,787.46
  4. Step 4: Simplify right side
    57,883.41x = 3,961,726,601.34
  5. Step 5: Solve for x
    x = 3,961,726,601.34/57,883.41
  6. Step 6: Final answer
    x = 68,443.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.