Home / 135,105.82-186,349.32-94,828.58

Finding the Fourth Proportional to 135,105.82, 186,349.32 and 94,828.58

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Solution

The fourth proportional to 135,105.82, 186,349.32 and 94,828.58 is: 130,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,105.82 : 186,349.32 = 94,828.58 : x
  2. Step 2: Convert to fraction form
    135,105.82/186,349.32 = 94,828.58/x
  3. Step 3: Cross multiply
    135,105.82x = 186,349.32 × 94,828.58
  4. Step 4: Simplify right side
    135,105.82x = 17,671,241,399.57
  5. Step 5: Solve for x
    x = 17,671,241,399.57/135,105.82
  6. Step 6: Final answer
    x = 130,795.56

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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.