Home / 136,914.39-189,908.48-133,273.04

Finding the Fourth Proportional to 136,914.39, 189,908.48 and 133,273.04

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Solution

The fourth proportional to 136,914.39, 189,908.48 and 133,273.04 is: 184,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,914.39 : 189,908.48 = 133,273.04 : x
  2. Step 2: Convert to fraction form
    136,914.39/189,908.48 = 133,273.04/x
  3. Step 3: Cross multiply
    136,914.39x = 189,908.48 × 133,273.04
  4. Step 4: Simplify right side
    136,914.39x = 25,309,679,085.36
  5. Step 5: Solve for x
    x = 25,309,679,085.36/136,914.39
  6. Step 6: Final answer
    x = 184,857.70

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.