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Finding the Fourth Proportional to 135,532.96, 203,309.41 and 35,692.45

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Solution

The fourth proportional to 135,532.96, 203,309.41 and 35,692.45 is: 53,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,532.96 : 203,309.41 = 35,692.45 : x
  2. Step 2: Convert to fraction form
    135,532.96/203,309.41 = 35,692.45/x
  3. Step 3: Cross multiply
    135,532.96x = 203,309.41 × 35,692.45
  4. Step 4: Simplify right side
    135,532.96x = 7,256,610,950.95
  5. Step 5: Solve for x
    x = 7,256,610,950.95/135,532.96
  6. Step 6: Final answer
    x = 53,541.30

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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.