Home / 119,977.44-165,639.60-82,307.04

Finding the Fourth Proportional to 119,977.44, 165,639.60 and 82,307.04

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Solution

The fourth proportional to 119,977.44, 165,639.60 and 82,307.04 is: 113,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,977.44 : 165,639.60 = 82,307.04 : x
  2. Step 2: Convert to fraction form
    119,977.44/165,639.60 = 82,307.04/x
  3. Step 3: Cross multiply
    119,977.44x = 165,639.60 × 82,307.04
  4. Step 4: Simplify right side
    119,977.44x = 13,633,305,182.78
  5. Step 5: Solve for x
    x = 13,633,305,182.78/119,977.44
  6. Step 6: Final answer
    x = 113,632.24

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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.