Home / 135,384.96-203,072.40-35,544.24

Finding the Fourth Proportional to 135,384.96, 203,072.40 and 35,544.24

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Solution

The fourth proportional to 135,384.96, 203,072.40 and 35,544.24 is: 53,315.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,384.96 : 203,072.40 = 35,544.24 : x
  2. Step 2: Convert to fraction form
    135,384.96/203,072.40 = 35,544.24/x
  3. Step 3: Cross multiply
    135,384.96x = 203,072.40 × 35,544.24
  4. Step 4: Simplify right side
    135,384.96x = 7,218,054,122.98
  5. Step 5: Solve for x
    x = 7,218,054,122.98/135,384.96
  6. Step 6: Final answer
    x = 53,315.04

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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.