Home / 141,272.24-211,696.13-127,936.40

Finding the Fourth Proportional to 141,272.24, 211,696.13 and 127,936.40

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Solution

The fourth proportional to 141,272.24, 211,696.13 and 127,936.40 is: 191,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,272.24 : 211,696.13 = 127,936.40 : x
  2. Step 2: Convert to fraction form
    141,272.24/211,696.13 = 127,936.40/x
  3. Step 3: Cross multiply
    141,272.24x = 211,696.13 × 127,936.40
  4. Step 4: Simplify right side
    141,272.24x = 27,083,640,027.49
  5. Step 5: Solve for x
    x = 27,083,640,027.49/141,272.24
  6. Step 6: Final answer
    x = 191,712.41

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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.