Home / 242,923.54-335,234.92-135,500.52

Finding the Fourth Proportional to 242,923.54, 335,234.92 and 135,500.52

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Solution

The fourth proportional to 242,923.54, 335,234.92 and 135,500.52 is: 186,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,923.54 : 335,234.92 = 135,500.52 : x
  2. Step 2: Convert to fraction form
    242,923.54/335,234.92 = 135,500.52/x
  3. Step 3: Cross multiply
    242,923.54x = 335,234.92 × 135,500.52
  4. Step 4: Simplify right side
    242,923.54x = 45,424,505,982.16
  5. Step 5: Solve for x
    x = 45,424,505,982.16/242,923.54
  6. Step 6: Final answer
    x = 186,990.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.