Home / 82,415.08-113,732.87-44,689.33

Finding the Fourth Proportional to 82,415.08, 113,732.87 and 44,689.33

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Solution

The fourth proportional to 82,415.08, 113,732.87 and 44,689.33 is: 61,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,415.08 : 113,732.87 = 44,689.33 : x
  2. Step 2: Convert to fraction form
    82,415.08/113,732.87 = 44,689.33/x
  3. Step 3: Cross multiply
    82,415.08x = 113,732.87 × 44,689.33
  4. Step 4: Simplify right side
    82,415.08x = 5,082,645,759.28
  5. Step 5: Solve for x
    x = 5,082,645,759.28/82,415.08
  6. Step 6: Final answer
    x = 61,671.31

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1.5x scale

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.