Home / 53,692.22-74,132.33-33,558.15

Finding the Fourth Proportional to 53,692.22, 74,132.33 and 33,558.15

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Solution

The fourth proportional to 53,692.22, 74,132.33 and 33,558.15 is: 46,333.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,692.22 : 74,132.33 = 33,558.15 : x
  2. Step 2: Convert to fraction form
    53,692.22/74,132.33 = 33,558.15/x
  3. Step 3: Cross multiply
    53,692.22x = 74,132.33 × 33,558.15
  4. Step 4: Simplify right side
    53,692.22x = 2,487,743,849.99
  5. Step 5: Solve for x
    x = 2,487,743,849.99/53,692.22
  6. Step 6: Final answer
    x = 46,333.41

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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.