Home / 133,046.16-183,571.56-82,709.52

Finding the Fourth Proportional to 133,046.16, 183,571.56 and 82,709.52

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Solution

The fourth proportional to 133,046.16, 183,571.56 and 82,709.52 is: 114,119.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,046.16 : 183,571.56 = 82,709.52 : x
  2. Step 2: Convert to fraction form
    133,046.16/183,571.56 = 82,709.52/x
  3. Step 3: Cross multiply
    133,046.16x = 183,571.56 × 82,709.52
  4. Step 4: Simplify right side
    133,046.16x = 15,183,115,613.25
  5. Step 5: Solve for x
    x = 15,183,115,613.25/133,046.16
  6. Step 6: Final answer
    x = 114,119.16

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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.