Home / 82,505.18-113,857.21-44,779.42

Finding the Fourth Proportional to 82,505.18, 113,857.21 and 44,779.42

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Solution

The fourth proportional to 82,505.18, 113,857.21 and 44,779.42 is: 61,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,505.18 : 113,857.21 = 44,779.42 : x
  2. Step 2: Convert to fraction form
    82,505.18/113,857.21 = 44,779.42/x
  3. Step 3: Cross multiply
    82,505.18x = 113,857.21 × 44,779.42
  4. Step 4: Simplify right side
    82,505.18x = 5,098,459,826.62
  5. Step 5: Solve for x
    x = 5,098,459,826.62/82,505.18
  6. Step 6: Final answer
    x = 61,795.63

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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.