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Finding the Fourth Proportional to 58,561.80, 87,784.38 and 33,571.68

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Solution

The fourth proportional to 58,561.80, 87,784.38 and 33,571.68 is: 50,324.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,561.80 : 87,784.38 = 33,571.68 : x
  2. Step 2: Convert to fraction form
    58,561.80/87,784.38 = 33,571.68/x
  3. Step 3: Cross multiply
    58,561.80x = 87,784.38 × 33,571.68
  4. Step 4: Simplify right side
    58,561.80x = 2,947,069,114.36
  5. Step 5: Solve for x
    x = 2,947,069,114.36/58,561.80
  6. Step 6: Final answer
    x = 50,324.09

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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.