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Finding the Fourth Proportional to 135,683.50, 203,535.03 and 35,842.39

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Solution

The fourth proportional to 135,683.50, 203,535.03 and 35,842.39 is: 53,766.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,683.50 : 203,535.03 = 35,842.39 : x
  2. Step 2: Convert to fraction form
    135,683.50/203,535.03 = 35,842.39/x
  3. Step 3: Cross multiply
    135,683.50x = 203,535.03 × 35,842.39
  4. Step 4: Simplify right side
    135,683.50x = 7,295,181,923.92
  5. Step 5: Solve for x
    x = 7,295,181,923.92/135,683.50
  6. Step 6: Final answer
    x = 53,766.17

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1.5x scale

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.