Home / 141,370.16-211,777.80-82,081.52

Finding the Fourth Proportional to 141,370.16, 211,777.80 and 82,081.52

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Solution

The fourth proportional to 141,370.16, 211,777.80 and 82,081.52 is: 122,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,370.16 : 211,777.80 = 82,081.52 : x
  2. Step 2: Convert to fraction form
    141,370.16/211,777.80 = 82,081.52/x
  3. Step 3: Cross multiply
    141,370.16x = 211,777.80 × 82,081.52
  4. Step 4: Simplify right side
    141,370.16x = 17,383,043,726.26
  5. Step 5: Solve for x
    x = 17,383,043,726.26/141,370.16
  6. Step 6: Final answer
    x = 122,961.19

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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.