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Finding the Fourth Proportional to 135,602.67, 203,388.42 and 35,770.77

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Solution

The fourth proportional to 135,602.67, 203,388.42 and 35,770.77 is: 53,652.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,602.67 : 203,388.42 = 35,770.77 : x
  2. Step 2: Convert to fraction form
    135,602.67/203,388.42 = 35,770.77/x
  3. Step 3: Cross multiply
    135,602.67x = 203,388.42 × 35,770.77
  4. Step 4: Simplify right side
    135,602.67x = 7,275,360,392.48
  5. Step 5: Solve for x
    x = 7,275,360,392.48/135,602.67
  6. Step 6: Final answer
    x = 53,652.04

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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.