Home / 133,238.44-183,949.14-83,005.48

Finding the Fourth Proportional to 133,238.44, 183,949.14 and 83,005.48

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Solution

The fourth proportional to 133,238.44, 183,949.14 and 83,005.48 is: 114,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,238.44 : 183,949.14 = 83,005.48 : x
  2. Step 2: Convert to fraction form
    133,238.44/183,949.14 = 83,005.48/x
  3. Step 3: Cross multiply
    133,238.44x = 183,949.14 × 83,005.48
  4. Step 4: Simplify right side
    133,238.44x = 15,268,786,661.29
  5. Step 5: Solve for x
    x = 15,268,786,661.29/133,238.44
  6. Step 6: Final answer
    x = 114,597.46

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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.