Home / 451,926.72-677,907.72-136,383.66

Finding the Fourth Proportional to 451,926.72, 677,907.72 and 136,383.66

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Solution

The fourth proportional to 451,926.72, 677,907.72 and 136,383.66 is: 204,580.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,926.72 : 677,907.72 = 136,383.66 : x
  2. Step 2: Convert to fraction form
    451,926.72/677,907.72 = 136,383.66/x
  3. Step 3: Cross multiply
    451,926.72x = 677,907.72 × 136,383.66
  4. Step 4: Simplify right side
    451,926.72x = 92,455,535,995.86
  5. Step 5: Solve for x
    x = 92,455,535,995.86/451,926.72
  6. Step 6: Final answer
    x = 204,580.81

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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.