Home / 132,072.54-198,092.64-56,201.57

Finding the Fourth Proportional to 132,072.54, 198,092.64 and 56,201.57

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Solution

The fourth proportional to 132,072.54, 198,092.64 and 56,201.57 is: 84,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,072.54 : 198,092.64 = 56,201.57 : x
  2. Step 2: Convert to fraction form
    132,072.54/198,092.64 = 56,201.57/x
  3. Step 3: Cross multiply
    132,072.54x = 198,092.64 × 56,201.57
  4. Step 4: Simplify right side
    132,072.54x = 11,133,116,382.98
  5. Step 5: Solve for x
    x = 11,133,116,382.98/132,072.54
  6. Step 6: Final answer
    x = 84,295.47

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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.