Home / 133,740.34-200,923.97-126,174.52

Finding the Fourth Proportional to 133,740.34, 200,923.97 and 126,174.52

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Solution

The fourth proportional to 133,740.34, 200,923.97 and 126,174.52 is: 189,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,740.34 : 200,923.97 = 126,174.52 : x
  2. Step 2: Convert to fraction form
    133,740.34/200,923.97 = 126,174.52/x
  3. Step 3: Cross multiply
    133,740.34x = 200,923.97 × 126,174.52
  4. Step 4: Simplify right side
    133,740.34x = 25,351,484,840.37
  5. Step 5: Solve for x
    x = 25,351,484,840.37/133,740.34
  6. Step 6: Final answer
    x = 189,557.50

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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.