Home / 133,929.15-200,893.72-54,003.41

Finding the Fourth Proportional to 133,929.15, 200,893.72 and 54,003.41

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Solution

The fourth proportional to 133,929.15, 200,893.72 and 54,003.41 is: 81,005.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,929.15 : 200,893.72 = 54,003.41 : x
  2. Step 2: Convert to fraction form
    133,929.15/200,893.72 = 54,003.41/x
  3. Step 3: Cross multiply
    133,929.15x = 200,893.72 × 54,003.41
  4. Step 4: Simplify right side
    133,929.15x = 10,848,945,642.72
  5. Step 5: Solve for x
    x = 10,848,945,642.72/133,929.15
  6. Step 6: Final answer
    x = 81,005.11

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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.