Home / 135,923.30-203,496.15-83,435.30

Finding the Fourth Proportional to 135,923.30, 203,496.15 and 83,435.30

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Solution

The fourth proportional to 135,923.30, 203,496.15 and 83,435.30 is: 124,914.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,923.30 : 203,496.15 = 83,435.30 : x
  2. Step 2: Convert to fraction form
    135,923.30/203,496.15 = 83,435.30/x
  3. Step 3: Cross multiply
    135,923.30x = 203,496.15 × 83,435.30
  4. Step 4: Simplify right side
    135,923.30x = 16,978,762,324.10
  5. Step 5: Solve for x
    x = 16,978,762,324.10/135,923.30
  6. Step 6: Final answer
    x = 124,914.29

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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.