Home / 134,996.37-186,293.82-74,571.23

Finding the Fourth Proportional to 134,996.37, 186,293.82 and 74,571.23

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Solution

The fourth proportional to 134,996.37, 186,293.82 and 74,571.23 is: 102,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,996.37 : 186,293.82 = 74,571.23 : x
  2. Step 2: Convert to fraction form
    134,996.37/186,293.82 = 74,571.23/x
  3. Step 3: Cross multiply
    134,996.37x = 186,293.82 × 74,571.23
  4. Step 4: Simplify right side
    134,996.37x = 13,892,160,044.18
  5. Step 5: Solve for x
    x = 13,892,160,044.18/134,996.37
  6. Step 6: Final answer
    x = 102,907.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.