Home / 136,994.94-188,327.04-117,804.42

Finding the Fourth Proportional to 136,994.94, 188,327.04 and 117,804.42

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Solution

The fourth proportional to 136,994.94, 188,327.04 and 117,804.42 is: 161,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,994.94 : 188,327.04 = 117,804.42 : x
  2. Step 2: Convert to fraction form
    136,994.94/188,327.04 = 117,804.42/x
  3. Step 3: Cross multiply
    136,994.94x = 188,327.04 × 117,804.42
  4. Step 4: Simplify right side
    136,994.94x = 22,185,757,717.52
  5. Step 5: Solve for x
    x = 22,185,757,717.52/136,994.94
  6. Step 6: Final answer
    x = 161,945.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.