Home / 133,438.14-200,637.32-123,035.42

Finding the Fourth Proportional to 133,438.14, 200,637.32 and 123,035.42

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Solution

The fourth proportional to 133,438.14, 200,637.32 and 123,035.42 is: 184,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,438.14 : 200,637.32 = 123,035.42 : x
  2. Step 2: Convert to fraction form
    133,438.14/200,637.32 = 123,035.42/x
  3. Step 3: Cross multiply
    133,438.14x = 200,637.32 × 123,035.42
  4. Step 4: Simplify right side
    133,438.14x = 24,685,496,933.87
  5. Step 5: Solve for x
    x = 24,685,496,933.87/133,438.14
  6. Step 6: Final answer
    x = 184,995.82

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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.