Home / 141,371.16-211,779.30-82,082.52

Finding the Fourth Proportional to 141,371.16, 211,779.30 and 82,082.52

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Solution

The fourth proportional to 141,371.16, 211,779.30 and 82,082.52 is: 122,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,371.16 : 211,779.30 = 82,082.52 : x
  2. Step 2: Convert to fraction form
    141,371.16/211,779.30 = 82,082.52/x
  3. Step 3: Cross multiply
    141,371.16x = 211,779.30 × 82,082.52
  4. Step 4: Simplify right side
    141,371.16x = 17,383,378,627.84
  5. Step 5: Solve for x
    x = 17,383,378,627.84/141,371.16
  6. Step 6: Final answer
    x = 122,962.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.