Home / 135,819.08-203,770.33-64,832.30

Finding the Fourth Proportional to 135,819.08, 203,770.33 and 64,832.30

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Solution

The fourth proportional to 135,819.08, 203,770.33 and 64,832.30 is: 97,268.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,819.08 : 203,770.33 = 64,832.30 : x
  2. Step 2: Convert to fraction form
    135,819.08/203,770.33 = 64,832.30/x
  3. Step 3: Cross multiply
    135,819.08x = 203,770.33 × 64,832.30
  4. Step 4: Simplify right side
    135,819.08x = 13,210,899,113.55
  5. Step 5: Solve for x
    x = 13,210,899,113.55/135,819.08
  6. Step 6: Final answer
    x = 97,268.36

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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.