Home / 141,236.66-211,855-52,512.50

Finding the Fourth Proportional to 141,236.66, 211,855 and 52,512.50

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Solution

The fourth proportional to 141,236.66, 211,855 and 52,512.50 is: 78,768.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,236.66 : 211,855 = 52,512.50 : x
  2. Step 2: Convert to fraction form
    141,236.66/211,855 = 52,512.50/x
  3. Step 3: Cross multiply
    141,236.66x = 211,855 × 52,512.50
  4. Step 4: Simplify right side
    141,236.66x = 11,125,035,687.50
  5. Step 5: Solve for x
    x = 11,125,035,687.50/141,236.66
  6. Step 6: Final answer
    x = 78,768.75

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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.