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Finding the Fourth Proportional to 141,752.78, 212,633.27 and 36,571.75

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Solution

The fourth proportional to 141,752.78, 212,633.27 and 36,571.75 is: 54,858.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,752.78 : 212,633.27 = 36,571.75 : x
  2. Step 2: Convert to fraction form
    141,752.78/212,633.27 = 36,571.75/x
  3. Step 3: Cross multiply
    141,752.78x = 212,633.27 × 36,571.75
  4. Step 4: Simplify right side
    141,752.78x = 7,776,370,883.55
  5. Step 5: Solve for x
    x = 7,776,370,883.55/141,752.78
  6. Step 6: Final answer
    x = 54,858.68

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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.