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Finding the Fourth Proportional to 61,571.88, 84,969.07 and 33,277.50

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Solution

The fourth proportional to 61,571.88, 84,969.07 and 33,277.50 is: 45,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,571.88 : 84,969.07 = 33,277.50 : x
  2. Step 2: Convert to fraction form
    61,571.88/84,969.07 = 33,277.50/x
  3. Step 3: Cross multiply
    61,571.88x = 84,969.07 × 33,277.50
  4. Step 4: Simplify right side
    61,571.88x = 2,827,558,060.54
  5. Step 5: Solve for x
    x = 2,827,558,060.54/61,571.88
  6. Step 6: Final answer
    x = 45,922.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.