Home / 82,505.17-113,857.19-44,779.42

Finding the Fourth Proportional to 82,505.17, 113,857.19 and 44,779.42

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Solution

The fourth proportional to 82,505.17, 113,857.19 and 44,779.42 is: 61,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,505.17 : 113,857.19 = 44,779.42 : x
  2. Step 2: Convert to fraction form
    82,505.17/113,857.19 = 44,779.42/x
  3. Step 3: Cross multiply
    82,505.17x = 113,857.19 × 44,779.42
  4. Step 4: Simplify right side
    82,505.17x = 5,098,458,931.03
  5. Step 5: Solve for x
    x = 5,098,458,931.03/82,505.17
  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.