Home / 135,554.32-203,337.96-65,492.56

Finding the Fourth Proportional to 135,554.32, 203,337.96 and 65,492.56

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Solution

The fourth proportional to 135,554.32, 203,337.96 and 65,492.56 is: 98,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,554.32 : 203,337.96 = 65,492.56 : x
  2. Step 2: Convert to fraction form
    135,554.32/203,337.96 = 65,492.56/x
  3. Step 3: Cross multiply
    135,554.32x = 203,337.96 × 65,492.56
  4. Step 4: Simplify right side
    135,554.32x = 13,317,123,545.58
  5. Step 5: Solve for x
    x = 13,317,123,545.58/135,554.32
  6. Step 6: Final answer
    x = 98,241.97

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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.