Home / 82,455.12-113,787.84-44,729.37

Finding the Fourth Proportional to 82,455.12, 113,787.84 and 44,729.37

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Solution

The fourth proportional to 82,455.12, 113,787.84 and 44,729.37 is: 61,726.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,455.12 : 113,787.84 = 44,729.37 : x
  2. Step 2: Convert to fraction form
    82,455.12/113,787.84 = 44,729.37/x
  3. Step 3: Cross multiply
    82,455.12x = 113,787.84 × 44,729.37
  4. Step 4: Simplify right side
    82,455.12x = 5,089,658,396.86
  5. Step 5: Solve for x
    x = 5,089,658,396.86/82,455.12
  6. Step 6: Final answer
    x = 61,726.41

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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.