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Finding the Fourth Proportional to 135,339.84, 203,005.08 and 35,499.24

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Solution

The fourth proportional to 135,339.84, 203,005.08 and 35,499.24 is: 53,247.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,339.84 : 203,005.08 = 35,499.24 : x
  2. Step 2: Convert to fraction form
    135,339.84/203,005.08 = 35,499.24/x
  3. Step 3: Cross multiply
    135,339.84x = 203,005.08 × 35,499.24
  4. Step 4: Simplify right side
    135,339.84x = 7,206,526,056.14
  5. Step 5: Solve for x
    x = 7,206,526,056.14/135,339.84
  6. Step 6: Final answer
    x = 53,247.63

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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.