Home / 135,380.27-203,102.80-41,886.02

Finding the Fourth Proportional to 135,380.27, 203,102.80 and 41,886.02

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Solution

The fourth proportional to 135,380.27, 203,102.80 and 41,886.02 is: 62,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,380.27 : 203,102.80 = 41,886.02 : x
  2. Step 2: Convert to fraction form
    135,380.27/203,102.80 = 41,886.02/x
  3. Step 3: Cross multiply
    135,380.27x = 203,102.80 × 41,886.02
  4. Step 4: Simplify right side
    135,380.27x = 8,507,166,822.63
  5. Step 5: Solve for x
    x = 8,507,166,822.63/135,380.27
  6. Step 6: Final answer
    x = 62,839.05

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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.