Home / 82,471.15-113,811.51-44,745.40

Finding the Fourth Proportional to 82,471.15, 113,811.51 and 44,745.40

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Solution

The fourth proportional to 82,471.15, 113,811.51 and 44,745.40 is: 61,749.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,471.15 : 113,811.51 = 44,745.40 : x
  2. Step 2: Convert to fraction form
    82,471.15/113,811.51 = 44,745.40/x
  3. Step 3: Cross multiply
    82,471.15x = 113,811.51 × 44,745.40
  4. Step 4: Simplify right side
    82,471.15x = 5,092,541,539.55
  5. Step 5: Solve for x
    x = 5,092,541,539.55/82,471.15
  6. Step 6: Final answer
    x = 61,749.37

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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.